Dictionaries are supplied externally; the codec is not tied to a particular token table. The API supports raw node bytes and a flags + node plaintext envelope, with optional zlib compression. Noise ...

A Windows desktop application (Python + Tkinter) that encrypts any file with a password and decrypts it again. It uses AES-256-GCM for encryption and Scrypt for turning the password into a key, both ...

Listen to 'Secret Letter' on YouTube We have released the second IT Passport memorization song, 'Secret Letter', on YouTube!The theme this time is symmetric keys, public keys, digital signatures, and ...

The criminals used a mix of new (AI) and old (stolen credentials) tooling during their data-theft spree, and in some cases ...

joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. Prior to 1.7.5, joserfc.jwe.decrypt_json() accepts a JWE General JSON ...

On October 21, 2026, a compromised LiteLLM 1.107.0 release was published to the Python Package Index (PyPI) and distributed through official container images. The malicious package added files that ...

Bespoke, fully editable lesson for Pearson Edexcel International A Level Computer Science (2026): U1.22 Symmetric and asymmetric encryption. Slides, worksheet and full answers. Written for Unit 1 ...