Category: Cryptography

Mar 05 2018

libsodium – Easy-to-use Software Library For Encryption

libsodium – Easy-to-use Software Library For Encryption

Sodium is a new, easy-to-use software library for encryption, decryption, signatures, password hashing and more. It is a portable, cross-compilable, installable, packageable fork of NaCl, with a compatible API, and an extended API to improve usability even further.

Its goal is to provide all of the core operations needed to build higher-level cryptographic tools. Sodium supports a variety of compilers and operating systems, including Windows (with MingW or Visual Studio, x86 and x64), iOS, Android, as well as Javascript and Webassembly.

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Aug 23 2017

Bitcoin Anonymity Compromised By Most Vendors

Cryptocurrency is getting a lot of press lately and some researchers dug a little bit deeper in Bitcoin anonymity as it’s a touted selling point for most cryptocurrencies. It’s not a problem with Bitcoin itself, or any other coin, more the fact that shopping cart implementations and analytics systems aren’t built with the anonymity of...

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Jul 24 2017

CyberChef – Cyber Swiss Army Knife

CyberChef is a simple, intuitive web app for carrying out all manner of “cyber” operations within a web browser. These operations include simple encoding like XOR or Base64, more complex encryption like AES, DES and Blowfish, creating binary and hexdumps, compression and decompression of data, calculating hashes and checksums, IPv6 and X.509...

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Jul 05 2017

GnuPG Crypto Library libgcrypt Cracked Via Side-Channel

Some clever boffins including Internet software pioneer djb have gotten libgcrypt cracked via a Side-Channel attack which has to do with the direction of a sliding window carried out in the library. Patches have already been released so update your Linux servers ASAP, even though honestly it seems like a fairly theoretical attack (this...

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