.CRL

.CRL file extension

This is the basic program to work with .CRL extension

Yahoo! Internet Mail

Yahoo! Internet Mail Certificate Revocation List

The program works with the following extensions: gif, zip, jpg, wmf, bmp, png, jpeg, tif, jpe, udl, url, p7r, ivf, cat, p7s, crd, cer, cnf, prf, tvp, crl, qds, cdf, crt, rat, uea, der, shb, dib, shs, dun, sst, emf, stl, jfif, tiff, crds, ueaf, theme, msstyles, appref-ms and slupkg-ms

.CRL extension is also supported by the following programs:

USB Product Driver

USB Product Driver Certificate Revocation List

Belarc Advisor

Belarc Advisor Certificate Revocation List

Belarc Advisor is a tool that can analyze your computer.
DataTraveler Driver

DataTraveler Driver Certificate Revocation List

SanDisk ImageMate CF-SM

SanDisk ImageMate CF-SM Certificate Revocation List

KUSBDTII & II+

KUSBDTII & II+ Certificate Revocation List