@SHA1[[s,]filename] : Returns the SHA1 checksum of the specified file. If the first argument is an s, the filename argument is interpreted as a string and @SHA1 returns the checksum of that string.

 

Example:

 

echo %@sha1[c:\windows\notepad.exe]

7EB0139D2175739B3CCB0D1110067820BE6ABD29

 

See also @SHA256, @SHA384, @SHA512, @MD5, and @CRC32.