Windows error 0x00000001, 1

Map network drive programmatically in C# on Windows 10

I followed the approache to map a network drive programmatically in the following link:Mapping Network Drive using C# The drive seems to be connected correctly because I can query directories and files within C#. BUT I do not see the drive on my computer. My target is to map certain [...] read more

STM32 USB OTG HOST Library hangs trying to create file with FatFs

I am trying to create a file with FatFs on USB flash, but my f_open call trying to read boot sector for first time file system mount hangs on this function. DRESULT disk_read ( BYTE drv, /* Physical drive number (0) */ BYTE *buff, /* Pointer to the data buffer [...] read more

Can't Install IE 10 on brand new Windows 7

I bought a new Alienware and they won't provide support for Windows Update (why should they, really). I go and try to run the IE 10 update like so: enter image description here [https://i.stack.imgur.com/EvMph.gif] And, it hangs a bit on the screen above. Then, it shows this error: enter image [...] read more

nic: Something Wicked happened! ffff

I'm configuring a GNU/Linux Router with Debian Stretch (9.7) and before rebooting the server, all traffic from one interface to another was going ok, but after that, I received a message like this (tty): enp1s6: Something Wicked happened! ffff. I have a host on the same switch and same network, [...] read more

Cisco ASA Site-to-Site VPN Dropping

I have three sites, Toronto (1.1.1.1), Mississauga (2.2.2.2) and San Francisco (3.3.3.3). All three sites have ASA 5520. All the sites are connected together with two site-to-site VPN links between each other location. My issue is that the tunnel between Toronto and San Francisco is very unstable, dropping every 40 [...] read more

Is gcc reordering local variables at compilation time?

I'm currently reading (for the second time) "Hacking : The Art of Exploitation" and have stumbled on something. The book suggests two different ways to exploit these two similar programs : auth_overflow and auth_overflow2 In the first one, there is a password checking function layed out like this int check_authentication(char [...] read more

Network performance deteriorates when uninvolved device on switch is shut down

I am witnessing very counter-intuitive effect in my network setup. I have a network setup with three devices (let's call them server, laptop and nettop, all running Linux, details below) connected to a gigabit ethernet switch. I measure network throughput (a) by transferring a file from the server to the [...] read more

How to use OpenCV 4 in Java on Raspberry PI (armv6 and armv7 Raspian)?

This question is very similar to this one however it's on Linux ARM ( Raspberry Pi). I've compiled OpenCV 4.4.0 from source along with the Java bindings and tried something like this hack (that worked on Windows): import org.opencv.core.*; public class CVTest { public static void main(String[] args) { System.out.println("setup"); [...] read more

Is there an operator precedence problem I'm missing? Compare of unsigned short with inverse fails

I can THINK of why this wouldn't work, but I don't understand why many of the workarounds I've tried don't work. Below is an example of the code I'm trying to make work. The intent should be obvious, but compiling with GCC 7.4.0 for Windows 32 bit, Visual C 32 [...] read more

Windows Server 2008 install: wpeinit -unattend:unattend.xml does nothing

I'm trying to set up automated installations of Windows Server 2008 x64. I have it working using a DVD and autounattend.xml on a USB key, but now I want to make it work over PXE so I don't have to put the DVD in the drive on some overseas servers. [...] read more

numa and taskset

I am trying to use taskset to assign some processes to specific CPU's. When I run taskset, it appears that the command has worked as I get a reply stating what the new affinity of the process is set. However when i monitor the top output (the process that i [...] read more

ASA site-to-site IPSec vpn to linux ipsec-tools endpoints stops working after a random period of time

We swapped to ASA's over the weekend, and we replaced our VPN infrastructure which was previously based on openvpn and are now using IPSec between our ASA 5520's and our other sites that have linux (CentOS) routers. The VPNs connect just fine, but after a period of time the connections [...] read more

Enable TLS 1.2 in Windows Server 2012 running Exchange 2013 via IIS 8.0

I got some issues getting the TLS 1.2 protocol running on one of our Windows Server 2012 machines. I checked this using ssllabs.com by Qualys and also tested with a powershell script and the linux tool "cipherscan". The server hosts one Exchange 2013 SP1 (CU4) Server, with IIS 8.0. The [...] read more

How to boot Windows ISO installation using PXE (without Windows AIK or whatever)

I have a Linux PXE server. Can boot into Linux ISO installers using PXE with no problems. But how can I do it with Windows ISO? Just start the installation. Without creating some stuff (winpe) under Windows. I've extracted some files from image.iso/sources/boot.wim /2/Windows/Boot/PXE/ to tftp root pxeboot.com wdsnbp.com (-> [...] read more

How to send an SMS from Debian command line?

I have a 4G wwan modem (Fibocom L850GL) with a valid SIM card on a Debian PC. I have modem-manager-gui and I can send SMS with it. modem manager gui help send SMS from linux with a GUI [https://i.stack.imgur.com/Rgfy6.png] How can I do the same from the command line? I [...] read more

Windows Update error code 0x80240439 and web service xml errors

I'm running Windows 10 Pro, Version 1511 (Build 10586.545). I wanted to install the Xbox Accessories App, but got the error code 0x80240439 without any further details. As it turns out, I get that error when I try to install any app (which definitely did work at some point before). [...] read more

Issue installing IE11

I've been using WSUS to roll out IE11, there's a few stranglers that IE11 will not install and I've started looking into. Here's what I've done. 1. Confirmed all prerequisite updates have been done. 2. I'm using the x64 bit package of ie11 and only using x64 servers and workstations. [...] read more

File & Printer Sharing not working on Windows Server 2008 R2

When trying to share an existing printer i receive the following error message: printer settings could not be saved. operation could not be completed (error 0x00000001) I have already tried restarting the spooler and server service (including several reboots). I can access existing shares & printer but i am not [...] read more

solaris : useradd does not work but has exit code 0

One of my Solaris 10 servers will not add new users. Existing users are able to log in. The useradd command appears to work normally but it does not add the user. I checked my other Solaris servers and verified file permissions on /etc/passwd and /etc/shadow are the same. # [...] read more

How can I inspect why Active Directory can't use kerberos and fallsback to NTLM?

I have been trying to get squid running with kerberos auth for a few days but I'm in some trouble. The problem has been asked and replied many times on both the squid-users list and on the web, I have read them all, and tried to solve the problem. But [...] read more

AWS IOT Just-in-Time Registration of Certificate in Android

I am integrating the JITR by follwing this article. https://aws.amazon.com/blogs/iot/just-in-time-registration-of-device-certificates-on-aws-iot/ I am done with all these steps and able to authenticate the certificate through command-line 'mosquitto_pub'. First time when I run 'mosquitto_pub' command it calls lambda function to authorize it and attach policy and second time it publish message to [...] read more

Digitally signed driver not verified by Windows (Code 52)

I am installing the I2CTools USB-to-I2C Elite driver for Win 10 x64, but I got a dialog saying ”Jungo Connectivity: a digitally signed driver is required.” In device manager the two drivers JungoConnectivity WinDriver1251 and USB-to-I2C Elite drivers are marked with yellow triangles and Details says: Not digitally signed. I [...] read more

Windows 7 sees internal hard drive as an external hard drive?

Running Windows 7 (x64) with four drives. After installing the Windows 7, all the drives were correctly seen as internal drives. But I changed the drive letters of three of them to avoid rescanning/changing configs for 3TB+ of data. And now two drives are seen as being external drives (with [...] read more

Windows 8.1 Lock screen issues

I uninstalled a few programs from our computer lab Dell 9030 All-In-Ones, but unfortunately after rebooting the machines post uninstall the Windows 8.1 lockscreen is broken. We have in place Domain level GPO's being applied to the OU that the computers in the lab reside in which "Force a specific [...] read more

Unable to install Windows XP : Blue screen error pops up before "Starting Windows Setup"

I got caught up in a strange problem. It's really annoying me. I'm writing this by logging into ultimate boot cd. Strange because, it never happened before. Just about a week ago I installed and it installed perfectly fine. (I used a different Windows XP CD & a different DVD [...] read more

Old server accounts persist after migration to Windows Server 2019

I went through the process of migrating Active Directory 2012 R2 to Active Directory 2019. Minus a few firewall ports needing to be opened up, I was able to get through the process of promoting the new Windows Server 2019 machine and demoting the old Windows Server 2012 r2. After [...] read more

Many "eth1: Link is Down" and "eth1: Link is Up 1000 Mbps Full Duplex, Flow Control: RX/TX" errors in /var/log/messages

We have a Linux box running SUSE Linux Enterprise Server 11 (x86_64). recently, we found many "Link is Down/Up" in /var/log/messages and the Link was actually Disconnected and Reconnected many times, this make this server almost unusable (ping test has a packet loss of 20%) How can i address such [...] read more

Mac OS X 10.9 Server authentication using OpenLDAP not working

I have a Debian server that is running OpenLDAP version 2.4.31, and now I am trying to connect my Mac OS X 10.9 Server, so that I can authenticate existing LDAP users. I successfully connected them using the directory utility and mapped the users record to the values returned by [...] read more

bnx2 and e1000e drivers on RHEL 5.3 detects repeated link loss

UPDATE: The problem was faulty hardware on the switch. Thanks to all of you for the good debugging suggestions. Correct answer given to MattyB for suggesting using a different switch to see if the problem persisted. Hello serverfault, I am attempting to debug an issue on several nodes that are [...] read more

Signed/unsigned mismatch compare

#include <stdio.h> int main() { int a = -2; // 0xFFFFFFFE unsigned int b = 1; // 0x00000001 if ((int)a > (int)b) printf("(int)a > (int)b;\n"); else printf("(int)a < (int)b;\n"); if ((unsigned int)a > (unsigned int)b) printf("(unsigned int)a > (unsigned int)b;\n"); else printf("(unsigned int)a < (unsigned int)b;\n"); if (a > b) [...] read more

WinUSB driver installation failing on XP (works fine on Win7)

I'm having difficulty installing a WinUSB driver on Windows XP (x86, service pack 3). I've followed the Microsoft WinUSB guidelines to create a signed driver package using an inf file, signed cat file (made using Inf2cat), and relevant WinUSB coinstallers. Everything works perfectly on Windows7, but installation fails on XP. [...] read more

SIOCSIFFLAGS: Operation not permitted

I am trying to connect my TP-Link AC600 wireless adapter through the USB port to connect to Kali linux Rolling but I am having issues getting it to show up with ifconfig root@kali:~# ifconfig eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.1.139 netmask 255.255.255.0 broadcast 192.168.1.255 inet6 0000::000:0000:0000:0000 prefixlen 64 scopeid 0x20<link> [...] read more

0x8007042b error when adding yahoo or gmail accounts to Windows 10 Mail and Calendar app

There's a similar thread from 2015 How to solve error 0x8007042b while connecting a Google account on Windows 10? here but none of the answers worked. The manual method of adding accounts doesn't work with Calendar, which for some strange reason is bundled with the Mail app! My current build [...] read more

no /dev/*, but /sys/bus/mmc device info on damaged SD-Card

A friend gave me a broken SD-card, hoping I might recover something from it. I have no trouble mounting any other cards, whatsoever.I am not getting any block devices in /dev, but the mmc subsystem recognizes the inserted card as mmc0 and lists it. edit3: the card specs from the [...] read more

Windows 7 crashes with STOP 0x101 ("A clock interrupt was not received..") every time the laptop tries to sleep

I have an HP Compaq nc8430 with a new install of Windows 7 (32 bit). Every time I sleep the laptop, it crashes. It also crashes sometimes just during normal use. It does hibernate properly. The only reliable trigger I've found to crash it is sleep mode. It's not overclocked, [...] read more

External drive causes spotlight and indexing errors

I'm having issues with an external drive. My computer is a new Macbook Air running Lion. I had an external drive hooked up today, including a TM backup, to get some files. I'm seeing the following output in /var/log/system.log (this wasn't causing system problems): Sep 3 02:13:11 Jonathans-MacBook-Air mds[61]: (/Volumes/g_drive/.Spotlight-V100/Store-V2/CCEAAA21-72B7-4D1A-9B47-B86FFC0B3C81)(Error) [...] read more

AWS EC2 CentOS 7 with LibreSwan IPsec Tunnel UP (Established), No Traffic flow, cannot ping Peer encryption Domain Nodes

I have LibreSwan Setup on AWS EC2 CentOS7 instance, IPsec tunnel is established with the peer (Cisco ASA). The Tunnel is up, but I no traffic. I cannot ping the nodes at the side of the peer. Here is my setup. on AWS EC2 instance EC2 instance - running CentOS7 [...] read more

iPXE to iSCSI target - missing parameter and naming confusion

I have a pyTarget iSCSI target. I'm able to use iPXE to connect to the target and install Ubuntu. After installation, I can't boot into the image, however. pyTarget config.xml: <root> <!-- configure target console --> <console ip="" port="3260" debug_level="6" /> <!-- configure the first target --> <target name="iscsi" ip="192.168.1.10" [...] read more

Unable to join the domain?

I am having difficulties in joining my Windows Server to the domain, may I know what could be the problem ? I suspect that there is a firewall in between this DR internal site and the DMZ where this Forefront TMG 2010 is deployed ? DCDiag /s: result: Directory Server [...] read more

Unexpected behavior of binary conversions (COALESCE vs. ISNULL)

Can you comment on what approach shown below is preferable? I hope the question will not be blocked as "opinionated". I would like to believe there is an explanation that makes that clear. Context: I have a code for mirroring 3rd party table contents to my own table (optimization). It [...] read more

No success to simulate mouse click in C#

I'm new to C# and I want to simulate a mouse click(I'm using visual studio 2017 on windows 10). I found this code: using System; using System.Runtime.InteropServices; public class MouseOperations { [Flags] public enum MouseEventFlags { LeftDown = 0x00000002, LeftUp = 0x00000004, MiddleDown = 0x00000020, MiddleUp = 0x00000040, Move = [...] read more

Unknown Error causes Excel Crash

I have an OSX operating system, and I am running Microsoft Excel for Mac. Either my macro or worksheet_change event (which has no syntax errors or bugs) causes excel to quit unexpectedly with > 'Microsoft Error Reporting' when I try to change the value in Target range I've specified in [...] read more

Can not replace fragment. No view found for id for fragment

I have list of fragments and artice. Every lelement on list is connected with article. That works fine. But when I try replace article by ID from external activity I have an error:No view found for id for fragment External Activity: ArticleMuralFragment newElement = new ArticleMuralFragment(); Bundle args = new [...] read more

Ansible ssh connection to remote machine fails with the following error, how do we tweek it to work

when Ansible playbook tries to connect to the (Tomcat server) VM machine which is in the same subnet, it gives the following error: Step1: ssh command the one which ansible playbook uses: ssh -C -vvv -o ControlMaster=auto -o ControlPersist=60s \ -o KbdInteractiveAuthentication=no -o PreferredAuthentications=publickey\ -o PasswordAuthentication=no -o User=ec2-user -o ConnectTimeout=10\ [...] read more

Windows 7 OK button on Copy To dialog doesn't copy profile

So I am attempting to copy a User Profile to the default profile. I am using WinSpy++ to enable the disabled "Copy To" button - this process works on a stock laptop I have here. However, this does not work in a customised image I have with a fair amount [...] read more

BSoD WHEA_UNCORRECTABLE_ERROR triggered by ffmpeg

Have been experiencing this BSoD on and off, but I can reliably trigger it with ffmpeg and libx264, which is sad because I need that. So far I havn't identified any other applications that trigger it (but there must be, since it also happened once or twice when I wasn't [...] read more

WU_E_NO_USERTOKEN, Failed to generate security token with auth tickets; error 0x80070426

A Windows 10 machine fails to update with the unusual WU_E_NO_USERTOKEN error, despite reporting clean state (no third-party antivirus installed) PS> systeminfo OS Name: Microsoft Windows 10 Pro N OS Version: 10.0.15063 N/A Build 15063 Hotfix(s): 3 Hotfix(s) Installed. [01]: KB4022405 [thats the servicing stack 2017-06-13] [02]: KB4022730 [thats the [...] read more

Adding Media Transfer Protocol Device (MTP Device) support for Windows 10 N

I'm using Windows 10 N Anniversary Update, the one with no media bloatware like WMP. However I wish my iPhone was accessible with File Explorer to copy photos. It turns out you have to install Media Feature Pack for Windows 10 N (KB3133719) to get it working. The KB3133719-x64.msu.msu file [...] read more

Isolating cause of 0x124 WHEA_UNCORRECTABLE_ERROR consistently at address ntoskrnl.exe+4b314c

I have a Windows 7 64-bit machine that's freezing up roughly once a month. The last five minidumps all indicate "Caused by address" ntoskrnl.exe+4b314c, and I'm trying to figure out who owns (or is triggering failed calls of) the code at that address. Here's the !analyze -v output from the [...] read more

IRQL_NOT_LESS_OR_EQUAL during run of Adobe CS 4 product

I get bluesreen IRQL_NOT_LESS_OR_EQUAL during running of Photoshop CS 4 or Ilustrator CS 4 on Windows XP Home edition SP3. Details of error:IRQL_NOT_LESS_OR_EQUAL 0x0000000A (0x911A7008 0x00000002 0x00000001 0x8052390D) What can be cause? read more

powercfg.exe not working properly

os:Windows 8 pro x64 build 9200 (fully updated) I want to change the closing lid function through command line with powercfg.exe, so I gathered the required GUIDs and executed the following command: C:\Users\wiki>powercfg /QUERY 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c 4f971e89-eebd-4455-a8de-9e59040e7347 5ca83367-6e45-459f-a27b-476b1d01c936 Power Scheme GUID: 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c (High performance) GUID Alias: SCHEME_MIN Subgroup GUID: 4f971e89-eebd-4455-a8de-9e59040e7347 (Power [...] read more

Multiple BSOD Windows 7

I'm using Windows 7 and I've gotten multiple BSOD errors when browsing with chrome or watching videos. I've updated my integrated graphics card driver but it didn't solve the problem. I've run Memtest86+(12 passes) - everything was OK, I've also tested the HDDs - no problem, too. I've disabled GPU [...] read more

microSD card suddenly inaccessible

I have a microSd card with an adapter and suddenly it was inaccesible in my computer... I would like to recover the data and the micro sd card :( the output of dmesg command: [ 3431.211177] mmc0: error -110 whilst initialising SD card [ 3441.240046] mmc0: Timeout waiting for hardware [...] read more

Debian Linux running on TS-7880 Arm Board; Cannot run shell scripts with non-root user

Here is the snippet of the script that I am trying to run some shell scripts on a TS7800 Arm Board through a non-root user: echo > /dev/ttts4 echo " `hostname`" > /dev/ttts4; echo "`/sbin/ifconfig eth0 | grep 'inet addr:' | cut -d: -f2 | awk '{ print $1}' `" [...] read more

irql_not_less_or_equal Disable BIOS Memory options STOP: 0x0000000A (0xF000E987, 0x00000002, 0x00000001, 0x808247A4)

> Possible Duplicate: irql_not_less_or_equal Disable BIOS Memory options STOP: 0x0000000A (0xF000E987, 0x00000002, 0x00000001, 0x808247A4) My exact Problem is: > When i Switch on the PC and system boots/starts with Windows XP Professional OS, i'm able to see the windows XP logo and with progress bar processing but after the logo [...] read more

cygwin file command not detecting mpg?

I have noticed that the file command in linux, is detecting this mpg as data? http://www.berkut13.com/videos/brakeup.mpg it detects flv ok but this mpg file it doesn't.. i'd like to be able to detect mpg files. I found the part of the magic file for MPEG.. # MPEG file # MPEG [...] read more

XP reboots when I use uTorrent

Maybe it's a hard-disk fault, but I don't think so. Ran some tests and all says the HDD is in green condition, all test passed. Memory is a Geil ULTRA, guess that's not a problem either. Basically if I run uTorrent about ~80mbps speed (thats my home connection atm), it'll [...] read more

Add, remove, and test for the existence of a registry value * at the Command Prompt?

I am trying to check and update the network zone mapping in the registry from the Command Prompt. I need to check for the value named *. For example, under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains\cmich.local, Registry Editor shows the following: * REG_DWORD 0x00000001 (1) To check this value in a command script (*.cmd), [...] read more

Hyper-V Core Server 2019 ignoring power plan thresholds

I am attempting to tweak Hyper-V Core Server 2019 (host) power thresholds, however my attempts have failed so far. Scenario The newly created Hyper-V 2019 Server (part of Workgroup, not yet a Domain) has been attached to an external UPS. Battery status is provided through a USB cable. The UPS [...] read more

FreeIPA Unable to establish trust with Active Directory

I am trying to establish a trust between FreeIPA and Active Directory. Details on the infrastructure: * 3 x IPA Servers all with replication between eachother (CentOS 7) * 3 x Domain Controllers for AD (Windows Server 2016) When attempting to run the following command: ipa trust-add --type=ad ad.example.net --admin [...] read more

NoDeletePrinter not stopping deletion of printers

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer NoDeletePrinter REG_DWORD 0x00000001 (1) GPUpdate. GPUpdate /Force. Log out. Reboot. All that jazz - still able to delete printers. Any tips? read more

Configuring bootpd for a client with no hostname

I have a TI am335x which I am trying to get to network boot. I'm using bootpd on Ubuntu 14.04. The BOOTP packet does not contain a "client hostname" (option 12?), so there's nothing I can specify for the hostname field. It does contain an option 60: Message type: Boot [...] read more

Subversion on 1 Gb uplink

is it possible at all to utilize 1 Gb uplink? I have 2 server with 1 Gb uplink 176.9.xxx.xxx - server # uname -a Linux svn.example.net 2.6.32-5-amd64 #1 SMP Mon Sep 23 22:14:43 UTC 2013 x86_64 GNU/Linux # cat /etc/debian_version 6.0.8 # svnadmin --version svnadmin, version 1.6.23 (r1485506) compiled May [...] read more

How to debug silent hang on shutdown of Solaris 10?

We're experiencing a mysterious hang on shutdown of a newly-imaged Oracle/Sun Solaris 10 SPARC box. It is repeatable (in the same spot ... from what we can tell). We let it try to work itself out multiple times for 5-10 minutes and it never progressed. I've never seen this happen [...] read more

Lotus Domino Server 6.5 crashes frequently

We are running lotus domino server 6.5 in one our VM machine. The web applications hosted in this server are running for past 10 year with no issue. But suddenly for past few months the server is crashing frequently. I have used LND to analyze the crash details and all [...] read more

Why is paging not working and getting physical address not available error on Bochs

I have the following assembly code to set up paging for long mode. org 0x7e00 bits 32 mov eax, 0x08000008 mov cr3, eax pml4t: mov dword [0x8000], 0x0900000f mov dword [0x8004], 0x0 pdpt: mov dword [0x9000], 0x0a00000f mov dword [0x9004], 0x0 pdt: mov dword [0xa000], 0x0b00000f mov dword [0xa004], 0x0 [...] read more

Why does Bochs crash on simple mov instruction

I'm building a small operating system and was using Qemu before which was working properly. Now I'm stuck on a Windows 10 machine and Qemu doesn't work well with GDB on this machine. I thought I'd try Bochs or Virtual box instead. The problem is that with both of these [...] read more

VS code gdb exiting immediately when run as vs code debugger

When I debug my application through a terminal and gdb, everything works as expected, however if I try to use gdb as the debugger for vs code, it exists immediately with output: Breakpoint 1, main (argc=1, argv=0x7fffffffe638) at /home/kronos/Desktop/voxel-world/source/main.cpp:60 60 { [Inferior 1 (process 7771) exited with code 01] The [...] read more

How to force Discrete GPU in electron.js?

Update: I also saw documentation and discussions that it must always use discrete GPU but it is not, it always use internal one at the moment. I need to use discrete GPU in electron.js app in case there are integrated and discrete, how to force it in Electron? In c++ [...] read more

Node.js/Electron - Can I reset the system idle time?

It's quite easy to get the system idle time in Electron with powerMonitor.getSystemIdleTime() However, I wonder if there is any easy way to reset this? I tried both the powerSaveBlocker.start('prevent-app-suspension') and the powerSaveBlocker.start('prevent-display-sleep') but they don't really reset the idle time. When I use the Caffeine on the Mac OSX [...] read more

Xamarin.Forms sending HttpClient GET or POST request to API with TLS 1.3

Any idea what is the workaround on my App. My app works perfectly before when our server using TLS 1.2,After we upgraded to TLS 1.3, all HttpClient POST and GET Request are not working and get the exception INNER EXCEPTION Javax.Net.Ssl.SSLProtocolException: SSL handshake aborted: ssl=0xcb444f08: Failure in SSL library, usually [...] read more

Protostar Stack6 - Segfault for no reason?

So I am doing the protostar challenges from exploit exercises and I'm completely stumped. Protostar runs on a virtual machine emulating an i686 processor. uname -a Linux protostar 2.6.32-5-686 #1 SMP Mon Oct 3 04:15:24 UTC 2011 i686 GNU/Linux The challenge involves injecting a malformed user provided input to allow [...] read more

windll.kernel32.OpenProcess(PROCESS_ALL_ACCESS, PID, False): Process_all_Access not defined

me again. I'm continuing my journey with C and Python. Today, I happened to be making a debugger. Currently, this is what I have from ctypes import * from Debugdeclares import * kernel32 = windll.kernel32 class debugger(): def __init__(self): self.h_process = None self.pid = None self.debugger_active = False def load(self, [...] read more

Is there a way to specify the domain of a variable when defining it using an array?

My program reads the constraints from a smt2 file, and all the variables are defined as an array. For example (declare-fun x () (Array (_ BitVec 32) (_ BitVec 8) ) ) (declare-fun y () (Array (_ BitVec 32) (_ BitVec 8) ) ) (assert (bvslt (concat (select x (_ [...] read more

SetThreadExecutionState(ES_DISPLAY_REQUIRED) does not turn the screen back on

I'm trying to write a powershell script to run a few tasks in order to test the batteries on a wide range of tablet PCs. A big part of this is controlling the display. I don't seem to have too much trouble turning it off, but when I come to [...] read more

Java SSLSocket/ServerSocket: Handshake failed when forcing TLSv1.2 on Android

Basically I am using SSLSocket to connect from an Android device to a SSLServerSocket for transmitting application data. I got myself a cert from LetsEncrypt and combined fullchain.pem with privkey.pem to be able to follow this tutorial on how to convert to JKS. After some tinkering I came across this [...] read more

VS throwing exception when my vector/array size becomes too large

My issue is that I get an exception thrown when my array size becomes too big: "Unhandled exception at 0x005B3BC7 in throw away.exe: 0xC00000FD: Stack overflow (parameters: 0x00000001, 0x01002F68)". I need to be be able to run this code with an array/vector size n = 100000, but as of right [...] read more

ESP32 cam keeps rebooting when PIR sensor is triggered

So some background - I have a esp32 cam with a PIR sensor. The esp is in deep sleep, then is waken up by a PIR sensor (GPIO 13) and the esp takes an image. What I want it to do is then monitor for another 15s for movement. If [...] read more

Zynq7000 I2C don't work, but register are set properly

I'm trying to write piece of code, to send data via I2C on my Zynq7020 device. There are 11 register asociated with I2C and I'm prety sure, that I have set this properly. I also double check registers asociated with CPU_1X clock enable a and I2C reset, but they are [...] read more

Why does okhttp not use TLSv1 when activated in the Socket Factory?

On some old Android versions (< API 21), there is only SSLv3 and TLSv1 available: enter image description here [https://i.stack.imgur.com/dIy5g.png] The server accepts minimum TLSv1, handshakes with SSL are rejected. So for Glide to load images properly, I use a custom okhttp client with a Socket Factory that uses TLSv1. [...] read more

Get alarms / events from IP Camera (Hi3518)

I'm trying to figure out, how get an alarm message from my IP Camera, using VMS software I can see the packets , I try to replicate it with no luck, i don't the first characters from each packets wireshark log ................d...{ "EncryptType" : "MD5", "LoginType" : "DVRIP-Web", "PassWord" : [...] read more

CMake - link with both static and dynamic libraries

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I have an object in C++ with several properties initially set to nullptr, the idea being that I can tell when I reach the edge of what I have thus far defined. For example, I can chain Nodes together into a linked list, and detect the end of the list [...] read more

Windows 10 driver reported by SignTool as having no signature, but is signed

I've checked out this USB Device Emulation (UDE) project : https://github.com/microsoft/UDE/tree/master/UDEMbimClientSample The project built properly the driver for x64 target in Release configuration under Visual Studio 19 Community : 1>------ Début de la régénération globale : Projet : hostude, Configuration : Release x64 ------ 2>------ Début de la régénération globale [...] read more

Mariadb 10.4 with pam_winbind.so authentication. Getting ERROR 1045 (28000): Access denied ... (using password: NO)

I am currently trying to setup authentication in Mariadb against Samba Active Directory using pam_winbind plugin in Ubuntu 20.04. And I am getting the following error: step@gray:~$ mysql -u user1 -pUser1111 ERROR 1045 (28000): Access denied for user 'user1'@'localhost' (using password: NO) even though the logs in /var/log/auth.log indicate that: [...] read more

Handle from ctypes call to DLL function is too large

I'm attempting to read a .p12 file using the CAPI function PFXImportCertStore. What I have to do is create a structure for CRYPT_DATA_BLOB like so: class CRYPT_DATA_BLOB(ctypes.Structure): _fields_ = [('cbData', ctypes.wintypes.DWORD), # DWORD cbData ('pbData', ctypes.wintypes.LPBYTE)) # BYTE *pbData ] Then I populate it: buffer = open('sample.p12', 'rb').read() # <class [...] read more

C# Click and drag or Mouse Wheel with PostMessage / SendMessage

I am creating a CONSOLE application, I need to scroll a certain part of the window from positions (x = 350, y = 240) to (x = 350, y = 120) (vertical scroll), I tried different ways but I couldn't. I was also unable to use the WM_MOUSEWHEEL option. Follow [...] read more

Freeling analizer is not working with NER, dates, numerals

I am trying to use freeling to recognize and classify named entities in Spanish, I am testing with the analizer as I still don't understand how to use the Python API. So when using the analizer in a text it doesn't recognize or classify named entities or dates or anything [...] read more

Same HTTP request passes with CURL_CLI but fails with LIBCURL

Am using libcurl to communicate with Amazon S3. GET calls are success whereas PUT (for uploading files) calls are failing with 403. PUT call with same headers when ran through CURL-CLI are success. I have disabled certificate checking. [[ curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0) ]] Using CURLOPT_DEBUGFUNCTION option as specified in https://curl.haxx.se/libcurl/c/CURLOPT_DEBUGFUNCTION.html, [...] read more

Get path of process without Admin privileges in C#

I am trying to get the path of a running process without admin privileges. There is lots of tutorials online, but i can't get them to work. This is the basic premise that works great when running as administrator: // main Process pname = Process.GetProcessesByName(processName)[0]; string path = GetExecutablePath(pname); // [...] read more

ESP32 WIFI connection generates CORE 1 panic / reboot

I'm using this code on an ESP32 to connect to my home WiFi network: #include <Arduino.h> #include <WiFi.h> char text[80]; uint8_t connectTCP(void) { char ctr = 0; const char *ssid= "*********"; const char *pwd = "*********"; WiFi.begin(ssid, pwd); Serial.print("Connecting to WiFi: ***"); // Wait for connection or time-out in 5 [...] read more

What is the meaning of "// Image base:" in an assembly manifest

I am trying to take a .NET C# DLL hash and want it to be same there has been no code change. When I decompile the DLL I see a "// Image base:" entry at the end which keeps changing. Example (The last line): // Metadata version: v4.0.30319 ---- // [...] read more

System Error Code 0x32 when trying to attach debugger to calc.exe

I am currently learning how debuggers function and I am trying to program one myself following the book 'Gray Hat Python' by Justin Seitz. I am quite new to python and using the Windows API so any help is appreciated. I am using python 2.7 and Windows 10 64bit (in [...] read more

SSL Handshake failed with Android 7.0 supporting secp256r1 curve

We started encountering SSL Handshake error on a few old mobile devices after upgrading our web-server from Ubuntu 16.04 to 18.04. On digging a bit deeper we noticed a few things 1. The mobile devices which were facing this issue had Android 7.0 as their operating system. 2. On upgrading [...] read more

iOS app crashes due to unknown error NO_CRASH_STACK + 0

Users complained that the application began to crash at startup. Users use ios 9.3 or 10.3. Application crashes due to an unknown error. This error is not reported in Crashlytics. I see an error in Xcode - Window - Organizer - Crashes, but there are no details: NO_CRASH_STACK + 0 [...] read more

Android Samsung A series SSL handshake failure

Few months ago, after Samsung A series[A70,A80..] updated OS from 9 to 10. We found that our application couldn't make a handshake with backend server and it happened randomly. Log message from the server has shown that the application sends SSLv3 instead of TLS1.3 or 1.2 for no reason. Here [...] read more

How do i resolve this error? error #10056: symbol "_c_int00" redefined (EK-TM4C123GXL)

I'm writing code in assembly and i have a big trouble solving the error below. Tried to find solutions all over the internet, but didn't managed to find a suitable solution. i'm using CSS 8.3.1.00004 and the EK-TM4C123GXL LauchPad. The code itself is scissored from a larger one that i [...] read more

ESP32 RC car project issue

im using nipplejjs like virtual joystick by sending json request to esp32 to remote a rc car with to dc motors the front motor is for direction and the back motor for speed the fonction rorat hendle the json request i retrive the (distance , angle , degree ,type ) [...] read more

VJoy feeder application doesn't run

I try to simulate Xbox One Controller using Python bindings for vJoy. But whatever I try, it fails. I tried codes like this: import pyvjoy MAX_VJOY = 32767 j = pyvjoy.VJoyDevice(1) while True: # accelerate permanently for i in range(1,15): j.set_button(i, 1) print('{} angle={}'.format('LEFT' if 5 < 0 else 'RIGHT', [...] read more