How to upgrade Symantec Risk Authentication- 9.1 sp3 version from CA Risk Authentication Version - 9.0.75.
Release : 9.1 SP3
Component : Advanced Authentication
Upgrade from 9.0 to 9.1.01 first and then from there to 9.1.03( 9.1SP3)
Upgrade guide from 9.x to 9.1.01 (9.1 sp1)
https://techdocs.broadcom.com/us/en/symantec-security-software/identity-security/advanced-authentication/9-1/upgrading/upgrade-from-release-9-x/Upgrade-Strong-Authentication-from-9-x-to-9-1-01.html
Upgrade guide from 9.1 sp1 to 9.1SP3
https://techdocs.broadcom.com/us/en/symantec-security-software/identity-security/advanced-authentication/9-1/upgrading/upgrade-from-release-9-x/upgrade-to-9-1-sp3.html