Cisco Asa Certificate Validation Failed. Ee Key Is Too Small ((free))

The error message usually looks like this:

: When users try to connect, the client validates the ASA's identity certificate. If the certificate's key is below the client's or the ASA's minimum threshold, the connection is terminated with a "Certificate Validation Failure". cisco asa certificate validation failed. ee key is too small

The solution is straightforward in concept but requires coordination: Below are specific fixes for each scenario. The error message usually looks like this: :

If your ASA’s own identity certificate is 1024-bit, that’s the problem. cisco asa certificate validation failed. ee key is too small

ciscoasa# show log | include Certificate validation failed

Example output:

You are most likely to see this error in three specific deployment scenarios: