cromos

Cromos Cromos is a tool for downloading legitimate extensions of the Chrome Web Store and inject codes in the background of the application and more cromos create executable files to force installation via PowerShell for example, and also upload files to dropbox to host the malicious files...

Challenges_2022_Public

blockchain Challenge| Author| Difficulty| Release Round ---|---|---|--- Solve Me| @bluealder| beginner| round 1 Crypto Casino| joseph8210| easy| round 2 Secret and Ephemeral| @bluealder| medium| round 1 Private Log| @bluealder| hard| round 1 EVM Vault Mechanism| joseph8210| hard| round 1 web...

CVE-2025-40019-POC

proof of concept for CVE-2025-40019 CVE-2025-40019 is the Encrypted Salt-Sector Initialization Vector mechanism crypto/essiv.c which has insufficient validation of Associated Authentication Data AAD length relative to the Initialization Vector IV size, leading to out-of-bounds memory access. The...

crypto-attacks

Introduction Python implementations of cryptographic attacks and utilities. Requirements SageMath with Python 3.9 PyCryptodome You can check your SageMath Python version using the following command: $ sage -python --version Python 3.9.0 If your SageMath Python version is older than 3.9.0, some...

curveball

curveball CVE-2020-0601 curveball - Alternative Key Calculator Build Windows Visual Studio 2012 or , then build the solution. Linux / Unix cc altkey.c -lcrypto -o altkey Usage Usage: altkey ecpubliccertificate.pem ecnewprivatekey.pem Example C:\security\curveball\Releasealtkey...

psc

PortShellCrypter -- PSC This project - as well as its sister project crash - belongs to my anti-censorship tool-set that allows to setup fully working encrypted shells and TCP/UDP forwarding in hostile censoring environments. It is also useful for forensics to dump data from devices via UART or...

physical-bitcoin-attacks

Known Physical Bitcoin Attacks A list of known attacks against Bitcoin / crypto asset owning entities that occurred in meatspace. NOTE: this list is not comprehensive; many attacks are not publicly reported. If you are aware of an attack that is not listed, please open an issue or pull request —...

CVE-2025-40019-Essiv

CVE-2025-40019-Essiv A PoC for CVE-2025-40019 in ESSIV module. exploit WIP for exploitation, note that scatterlist both req-src and req-dst has pagelink member. pagelink is a way to encode sg table info alongside page pointer as far as I understand: gdb ptype struct scatterlist type = struct...

securesystemslib

securesystemslib Securesystemslib is a cryptography interface for signing and verifying digital signatures. It is developed for the TUF and in-toto projects: the key and signature containers are compatible with metadata formats from those projects. Under the hood, Securesystemslib can use various...

hdmi-sniff

hdmi-sniff HDMI DDC I2C inspection tool Latest version: https://github.com/ApertureLabsLtd/hdmi-sniff This tool is designed to demonstrate just how easy it is to recover HDCP crypto keys from HDMI devices, but it could be extended to decode all data passed over the I2C interface, such as MCCS,...

cryptodev-linux

cryptodev-linux This is a /dev/crypto device driver, equivalent to those in OpenBSD or FreeBSD. The main idea is to access existing ciphers in kernel space from userspace, thus enabling the re-use of a hardware implementation of a cipher. For questions and suggestions, please use the homepage at...

Xworm RAT

XWorm-RAT V2.1 ⚠️Attention: This tool is made distributed EXCLUSIVELY for security researches. Please, dont use it for illegal activity A famous XWorm RAT for free, all the popular RAT features. Please support this repository with a star⭐️ if you like it The archive is protected, the password is:...

DamnVulnerableCryptoApp

Why? If you try to learn a little bit more about crypto, either because you want to know how the attacks work or just because you want to do safe code, you end up diving really fast into the math behind the algorithms, and for a lot of people this is a NO. This project was creat...

CVE-2026-31431

CVE-2026-31431: "Copy Fail" - Linux Kernel Local Privilege Escalation 📢 Disclaimer This repository is strictly for educational and cybersecurity research purposes. The exploit code is analyzed to understand the underlying vulnerability, facilitate patching, and develop defensive strategies. Do no...

xortool

xortool.py A tool to do some xor analysis: guess the key length based on count of equal chars guess the key base on knowledge of most frequent char Notice: xortool is now only running on Python 3. The old Python 2 version is accessible at the py2 branch. The pip package has been updated...

Exploits_and_Advisories

Exploits and Advisories Repository that tracks public exploits, vulnerabilities and advisories that I co-discovered or co-authored. CVEs CVE| ID| Target| Description| Disclosure ---|---|---|---|--- CVE-2020-10881| ZDI-20-333| TP-Link Archer A7/C7| DNS stack overflow| Pwn2Own Tokyo 2019...

CVE-2026-31431-Copy-Fail

CVE-2026-31431 — Copy Fail Severity: Critical CVSS v3.1: 9.8 AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Status: Public Exploit Available Summary CVE-2026-31431 "Copy Fail" is a local privilege escalation vulnerability in the Linux kernel cryptographic subsystem. Any unprivileged user can escalate to roo...

git-remote-gcrypt

================= git-remote-gcrypt GNU Privacy Guard-encrypted git remote :Manual section: 1 Description git-remote-gcrypt is a git remote helper to push and pull from repositories encrypted with GnuPG, using a custom format. This remote helper handles URIs prefixed with gcrypt::. Supported...

security checks

🔍 Miner Hunter Crypto-miner detection, removal, and hardening toolkit for Linux servers. Built from real-world incident response — detects miners that hide from ps, top, htop, and btop using rootkit techniques. 📦 Installation git clone https://gitlab.com/abdom.seada/security-checks.git cd...

crypto/internal/nistec: golang: Timing sidechannel for P-256 on ppc64le in crypto/internal/nistec

A flaw was found in the Golang crypto/internal/nistec package. Due to the usage of a variable time instruction in the assembly implementation of an internal function, a small number of bits of secret scalars are leaked on the ppc64le architecture. Considering how this function is used, this leaka...