#HTMLCrypt
Well, I'd call it #secure
https://www.maxlaumeister.com/software/pagecrypt/
"This tool uses the SubtleCrypto JavaScript API for its encryption. First, an encryption key is derived from the password using #PBKDF2 and a random #salt with 100,000 rounds. Then the HTML is encrypted using #AES256"
#htmlcrypt #secure #pbkdf2 #salt #aes256