With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwdsiKscFailureCount
cwdsi Ksc Failure Count
1.3.6.1.4.1.9.9.509.1.5.11
This object specifies the number of failures for Key Sequence (KSC) with which WDS authenticates the Mobile Node for Fast Secure Roaming. Discontinuities in the value of this counter can occur at re-initialization of the WDS.
Back to CISCO-WDS-INFO-MIB MIB page.
IPHost Network monitor allows you to monitor cwdsiKscFailureCount on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.