gpg.md

GPG

A tool to provide digital encryption and signing services using the OpenPGP standard

Encrypting

Encrypting a file

This will encrypt FILE in ASCII armored output.

gpg --armour --encrypt --trust-model always --recipient UID --output FILE.gpg FILE

Encrypting output from a command

This will encrypt testing123 in ASCII armored output.

echo testing123 | gpg --armour --encrypt --trust-model always --recipient UID --output FILE.gpg

Decrypting a file

gpg --decryp FILE.gpg --output FILE

Importing keys

Import public keys from a url

curl URL | gpg --import

Import public keys from a file

cat FILE | gpg --import

Trust imported public key

When prompted provide the email/uid of the key you want to trust

read KEY && echo $(gpg --list-keys --fingerprint | grep "${KEY}" -B 1 | head -1 | tr -d '[:space:]' | awk 'BEGIN { FS = "=" } ; { print $2 }'):6: | gpg --import-ownertrust

List UIDs of imported GPG keys

gpg --list-keys  | grep uid | awk '{sub(/</,"")} {sub(/>/,"")}1 {print $NF}'