Update cheatsheets

gpg

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# gpg
+
+> GNU Privacy Guard.
+> See `gpg2` for GNU Privacy Guard 2. Most operating systems symlink `gpg` to `gpg2`.
+> More information: <https://gnupg.org>.
+
+- Create a GPG public and private key interactively:
+
+`gpg --full-generate-key`
+
+- Sign `doc.txt` without encryption (writes output to `doc.txt.asc`):
+
+`gpg --clearsign {{doc.txt}}`
+
+- Encrypt and sign `doc.txt` for alice@example.com and bob@example.com (output to `doc.txt.gpg`):
+
+`gpg --encrypt --sign --recipient {{alice@example.com}} --recipient {{bob@example.com}} {{doc.txt}}`
+
+- Encrypt `doc.txt` with only a passphrase (output to `doc.txt.gpg`):
+
+`gpg --symmetric {{doc.txt}}`
+
+- Decrypt `doc.txt.gpg` (output to `stdout`):
+
+`gpg --decrypt {{doc.txt.gpg}}`
+
+- Import a public key:
+
+`gpg --import {{public.gpg}}`
+
+- Export public key for alice@example.com (output to `stdout`):
+
+`gpg --export --armor {{alice@example.com}}`
+
+- Export private key for alice@example.com (output to `stdout`):
+
+`gpg --export-secret-keys --armor {{alice@example.com}}`