Using Vim as a password manager seems to be popular, but the built-in encryption options are limited. If you look at :help 'cryptmethod' you'll see options for zip and blowfish, with zip as the default.
:help 'cryptmethod'
A few weeks ago I wrote about Vim’s built-in cryptographic features in Protect Notes with Vim Encryption. In Using Vim as your Password Manager, Sam Stelfox writes about an iteration on this idea — using Vim for encrypting passwords:
In Integrating Vim and GPG by Andrew Cowie, the author describes a GPG-based workflow for encrypting notes.
He discovered vim-gnupg (GitHub: jamessan / vim-gnupg, License: GPL2) by James McCoy, which provides a transparent means of editing GPG encrypted text…
