ACF2 is ranked 4th in Mainframe Security while Precisely Ironstream is ranked 6th in Mainframe Security. ACF2 is rated 9.0, while Precisely Ironstream is rated 0.0. The top reviewer of ACF2 writes "A reliable, scalable product for security and auditing of our mainframe environment". On the other hand, ACF2 is most compared with IBM Resource Access Control Facility, Top Secret, IBM Security zSecure and IBM Security Guardium Data Protection, whereas Precisely Ironstream is most compared with IBM Security zSecure.
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