Dgst command

From NetworkCommands

A command available with OpenSSL distributions; used to create and display the digest(s) of a file.

Usage Syntax

openssl dgst -digest [path/]file

Use the list-message-digest-commands command to list the available digests.

Common digests include;

• -md2
• -md4
• -md5
• -sha
• -sha1

Usage Examples

openssl dgst -md5 /COPYRIGHT

Typical Output

[device-one] / # openssl dgst -md5 /COPYRIGHT
MD5(/COPYRIGHT)= f49df64f4d8fb62e09ed5f3944e7bede

Linux Usage Notes

With most Linux or Unix commands;

• Brief help can be displayed using the option/keyword: -h or --help, for example: chmod --help
• A full command manual can be displayed using the man command followed by the command name, for example: man chmod
• Sometimes 'info' pages are used instead of or to provide more information than man pages; for example: info chmod
• Version information can be display using the option/keyword: -v or --version, for example: chmod --version

Related Commands

The md5sum and sha1sum commands perform a very similar function.

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