A plugin that allows to encrypt your tiddlers individually Danielo Rodriguez.

http://danielorodriguez.com/TW5-EncryptTiddlerPlugin/

Advantages:

• You can specify a different password for each tiddler if you want.
• You don't have to encrypt your whole wiky.
• If you forget your password, you only lose a tiddler.
• It's possible to edit the tiddler content , tags and fields except the encrypt field after encryption.
• [...]