IBM Support

How do I manually validate SHA1 of a file?

Technote (troubleshooting)


The following process will allow you to determine the SHA1 value of a file when troubleshooting download errors or creating custom content.

Resolving the problem

To validate file integrity you can use the sha1.exe tool to check the SHA1 value.

Download the sha1.exe tool from

From a command prompt window, run the sha1.exe tool as follows:

C:\Downloads>Sha1.exe -s CPMAutoUpdateSetup2_1.0.0.0.exe 577e291e2fbadc2556a38aa522ba62777b65ae96

Compare this calculated SHA1 value with the posted value to validate the file integrity.

Historical Number


Document information

More support for: IBM BigFix family

Software version: All

Operating system(s): Platform Independent

Reference #: 1506177

Modified date: 31 October 2012