現代はすごいねえ。ブラウザだけでPGP暗号化できる。(復号するのは秘密鍵をどうしたらいいものか)
https://wizardly-aryabhata-547313.netlify.com/https://gitlab.com/zunda/encryptor-on-browser
Zundon is a single user instance as home of @zundan as well as a test bed for changes of the code.