gpg(1) on Linux
The text 55eede43ea29, as Debian 9 (Stretch) shipped it.
OpenPGP encryption and signing tool
Flags it lists
-
--agent-program -
--allow-freeform-uid -
--allow-multiple-messages -
--allow-non-selfsigned-uid -
--allow-secret-key-import -
--allow-weak-digest-algos -
--always-trust -
--armor -
--ask-cert-expire -
--ask-cert-level -
--ask-sig-expire -
--attribute-fd -
--attribute-file -
--auto-check-trustdb -
--auto-key-locate -
--auto-key-retrieve -
--batch -
--bzip2-compress-level -
--bzip2-decompress-lowmem -
--card-edit -
--card-status -
--cert-digest-algo -
--cert-notation -
--cert-policy-url -
--change-passphrase -
--change-pin -
--check-signatures -
--check-sigs -
--check-trustdb -
--cipher-algo -
--clear-sign -
--clearsign -
--command-fd -
--command-file -
--comment -
--completes-needed -
--compliance -
--compress-algo -
--compress-level -
--dearmor -
--debug -
--debug-all -
--debug-iolbf -
--debug-level -
--decrypt -
--decrypt-files -
--default-cert-expire -
--default-cert-level -
--default-key -
--default-keyserver-url -
--default-new-key-algo -
--default-preference-list -
--default-recipient -
--default-recipient-self -
--default-sig-expire -
--delete-keys -
--delete-secret-and-public-key -
--delete-secret-keys -
--desig-revoke -
--detach-sign -
--digest-algo -
--dirmngr-program -
--disable-cipher-algo -
--disable-dsa2 -
--disable-large-rsa -
--disable-mdc -
--disable-pubkey-algo -
--disable-signer-uid -
--display-charset -
--dry-run -
--dump-options -
--edit-card -
--edit-key -
--emit-version -
--enable-dsa2 -
--enable-large-rsa -
--enable-progress-filter -
--enable-special-filenames -
--enarmor -
--encrypt -
--encrypt-files -
--encrypt-to -
--escape-from-lines -
--exec-path -
--exit-on-status-write-error -
--expert -
--export -
--export-filter -
--export-options -
--export-ownertrust -
--export-secret-keys -
--export-secret-subkeys -
--export-ssh-key -
--faked-system-time -
--fast-import -
--fast-list-mode -
--fetch-keys -
--fingerprint -
--fixed-list-mode -
--for-your-eyes-only -
--force-mdc -
--force-v3-sigs -
--force-v4-certs -
--full-gen-key -
--full-generate-key -
--gen-key -
--gen-revoke -
--generate-designated-revocation -
--generate-key -
--generate-revocation -
--gnupg -
--gpg-agent-info -
--gpgconf-list -
--gpgconf-test -
--group -
--help -
--hidden-encrypt-to -
--hidden-recipient -
--hidden-recipient-file -
--homedir -
--ignore-crc-error -
--ignore-mdc-error -
--ignore-time-conflict -
--ignore-valid-from -
--import -
--import-filter -
--import-options -
--import-ownertrust -
--input-size-hint -
--interactive -
--keyid-format -
--keyring -
--keyserver -
--keyserver-options -
--legacy-list-mode -
--limit-card-insert-tries -
--list-config -
--list-gcrypt-config -
--list-keys -
--list-only -
--list-options -
--list-packets -
--list-public-keys -
--list-secret-keys -
--list-signatures -
--list-sigs -
--local-user -
--locate-keys -
--lock-multiple -
--lock-never -
--lock-once -
--log-file -
--logger-fd -
--logger-file -
--lsign-key -
--mangle-dos-filenames -
--marginals-needed -
--max-cert-depth -
--max-output -
--min-cert-level -
--multifile -
--no -
--no-allow-multiple-messages -
--no-allow-non-selfsigned-uid -
--no-armor -
--no-ask-cert-expire -
--no-ask-cert-level -
--no-ask-sig-expire -
--no-auto-check-trustdb -
--no-auto-key-locate -
--no-auto-key-retrieve -
--no-autostart -
--no-batch -
--no-comments -
--no-default-keyring -
--no-default-recipient -
--no-emit-version -
--no-encrypt-to -
--no-escape-from-lines -
--no-expensive-trust-checks -
--no-expert -
--no-for-your-eyes-only -
--no-force-v3-sigs -
--no-force-v4-certs -
--no-greeting -
--no-groups -
--no-keyring -
--no-literal -
--no-mangle-dos-filenames -
--no-mdc-warning -
--no-options -
--no-permission-warning -
--no-random-seed-file -
--no-require-cross-certification -
--no-require-secmem -
--no-secmem-warning -
--no-show-notation -
--no-show-photos -
--no-show-policy-url -
--no-sig-cache -
--no-skip-hidden-recipients -
--no-symkey-cache -
--no-textmode -
--no-throw-keyids -
--no-tty -
--no-use-agent -
--no-use-embedded-filename -
--no-utf8-strings -
--no-verbose -
--not-dash-escaped -
--openpgp -
--options -
--output -
--override-session-key -
--override-session-key-fd -
--passphrase -
--passphrase-fd -
--passphrase-file -
--passphrase-repeat -
--passwd -
--personal-cipher-preferences -
--personal-compress-preferences -
--personal-digest-preferences -
--pgp6 -
--pgp7 -
--pgp8 -
--photo-viewer -
--pinentry-mode -
--preserve-permissions -
--primary-keyring -
--print-md -
--print-mds -
--quiet -
--rebuild-keydb-caches -
--recipient -
--recipient-file -
--refresh-keys -
--require-cross-certification -
--require-secmem -
--rfc2440 -
--rfc4880 -
--rfc4880bis -
--s2k-cipher-algo -
--s2k-count -
--s2k-digest-algo -
--s2k-mode -
--search-keys -
--secret-keyring -
--sender -
--set-filename -
--set-filesize -
--set-notation -
--set-policy-url -
--show-keyring -
--show-notation -
--show-photos -
--show-policy-url -
--show-session-key -
--sig-keyserver-url -
--sig-notation -
--sig-policy-url -
--sign -
--sign-key -
--skip-hidden-recipients -
--skip-verify -
--status-fd -
--status-file -
--store -
--symmetric -
--textmode -
--throw-keyids -
--tofu-default-policy -
--trust-model -
--trustdb-name -
--try-all-secrets -
--try-secret-key -
--ungroup -
--update-trustdb -
--use-agent -
--use-embedded-filename -
--utf8-strings -
--verbose -
--verify -
--verify-files -
--verify-options -
--version -
--warranty -
--weak-digest -
--with-colons -
--with-fingerprint -
--with-icao-spelling -
--with-key-data -
--with-keygrip -
--with-secret -
--with-subkey-fingerprint -
--with-wkd-hash -
--yes -
-F -
-K -
-N -
-R -
-a -
-b -
-c -
-d -
-e -
-f -
-h -
-i -
-k -
-n -
-o -
-q -
-r -
-s -
-t -
-u -
-v -
-z