Certificate verification portal makes your School , College or Institute more authentic, as students or employer can verify the credentials of students directly from the online portal which will make the process more easy and time saving. Certificate verificattion portal is very much needed to the Technology institutes producing their own Certificate.

When calling a function that will verify a signature/certificate, the parameter is an array containing file and directory names that specify the locations of trusted CA files. If a directory is specified , then it must be a correctly formed hashed directory as the openss command would use.