Critical Zcash Bug Could Have Allowed 'Infinite Counterfeit' Cryptocurrency

The developers behind the privacy-minded Zcash cryptocurrency have recently discovered and patched a highly dangerous vulnerability in the most secretive way that could have allowed an attacker to coin an infinite number of Zcash ZEC. Yes, infinite… like a never-ending source of money. Launched i...

Micali-Schnorr Generator (MS-DRBG) Part III - Zero Knowledge Proof Wanted!!

See also Part I and Part II of this series This is going to be a short blog post about the infamous Micali-Schnorr Random Number Generator MS-DRBG. See Part I and Part II of this series for more information about this topic. WHO: NIST published the specification for Micali-Schnorr Random Number...

Real World Crypto 2018 (RWC 2018) brain dump

The 2018 edition of Real World Crypto RWC was in Zurich you can find the conference full program here.. I live in Switzerland so I was extremely happy about it. RWC is basically the best conference I ever attended and it will probably be so for a while. I almost risked to skip it due to flu but I...

A Typo in Zerocoin's Source Code helped Hackers Steal ZCoins worth $585,000

Are you a programmer? If yes, then you would know the actual pain of... "forgetting a semicolon," the hide and seek champion since 1958. Typos annoy everyone. Remember how a hacker's typo stopped the biggest bank heist in the history, saved $1 billion of Bangladesh bank from getting stolen. But...

VPN daemon written in Go: GoVPN

GoVPN is simple secure virtual private network daemon. It uses Diffie-Hellman Encrypted Key Exchange DH-EKE for mutual zero-knowledge peers authentication and authenticated encrypted data transport. It is written entirely in Go programming language . All packets captured on a network interface ar...