A new study delivers the first formal cryptographic treatment of reversible data hiding in encrypted images, introducing a ...

Claude solved the 25-year mystery of the NSA’s NIST curve seeds in under 30 minutes, finding they came from a timestamp and ...

Claude AI cracked a 25-year NSA cryptography mystery in under 30 minutes, tracing encryption seeds to 1990s timestamps.

Leffen is one of many non-experts who are now using large language models (LLMs) to break historical codes. Their efforts ...

Ransomware In Focus CYFIRMA Research and Advisory Team would like to highlight ransomware trends and insights gathered while ...

Some information, such as exam questions or bid prices, must remain unreadable until an agreed time, even if it has already ...

The IT Passport exam features the same themes almost every year. Therefore, I took the questions from the most recent five years (FY2022–FY2026, 500 questions in total) published by the IPA ...

RSA vs ElGamal encryption compared: key sizes, ciphertext size, real benchmarks, pricing, and a migration guide for legacy ...

According to estimates from 2025, breaking a commonly used RSA key would require a machine with approximately one million ...

Classification of AI Used for Cyber AttacksThe 'AI abuse for cyber attacks' frequently reported in the media does not mean ...

Let’s Encrypt moves to a 64-day default certificate lifetime on February 10, 2027, and admins with hardcoded renewals need to ...