This is an explanation of the Cryptography problem "It is my Birthday 2" from CyLab Security Academy (formerly picoCTF). You are provided with one file, invite.pdf. There is a form on the webpage to ...

CEO Francesco Gardin spoke with Proactive's Stephen Gunnion about the company's ASIC Ultra Boost technology and its potential to improve the efficiency of Bitcoin mining, following news that the US ...

When you run ssh user@server, you log into your usual server.However, the moment a connection fails, those familiar files ...

“Provably fair” is a term that appears frequently in crypto gambling marketing, but many players never test the claim. The ...

NIST finalized Ascon in Aug 2025. We compare AES-256-GCM vs Ascon-AEAD128 on security, speed, and IoT hardware fit.

Digital evidence helps police investigate crimes through forensic collection, preservation, authentication and chain of ...

Bitcoin faces the progression of American quantum and alerts from researchers on AI. The threat is not immediate, but present ...

Cardano founder Charles Hoskinson rebuts Vitalik Buterin's AI concerns over lattice cryptography, arguing that ML-KEM and ML-DSA are secure.

AI crypto threat fears are rising after a warning that Bitcoin and Ethereum wallet cryptography could fail in months under a ...

Test ERC-4337 paymaster exploits in Foundry: deposit draining, gas griefing, and signature bypass bugs, step by step with real code.

Blockchain security explained: how hashing, signatures and consensus protect the ledger, which attacks have worked, and how ...