Will automatically sign a new key when it is generated. Leave on as a key should always be self-signed. I have seen too many keys that have no signatures, often from people who should know better. Use -a option to turn on. Maximum number of lines in e-mail message.
Some mailers place a limit on the number of lines in any one message.
Message will be sent as a series of packets. This can be specified when performing a complete keyring check -kc to ensure that the keyrings have not become corrupted, though it is just as easy to perform a file comparison check on the files. Append signatures on text files to the end of the files. Compresses files before encrypting. Removes redundancy and reduces file size.