Abstract: The development of a True Random Number Generator (TRNG) is crucial for enhancing security in a cryptographic system, or in general where high unpredictability is insisted upon. True ...
Securely encrypt any file (AES-256-CBC via WebCrypto) and export an encrypted file Generate and securely copy your Base64-encoded key and IV Decrypt previously encrypted files locally with the correct ...
From hidden rows to sheet protection passwords, Excel's "privacy" features are easily bypassed—encryption and deletion are much more watertight.