Activity in Security
Success Capsules | Policy Studio for AI Defense
In this video we will be delving into what makes Policy Studio a crucial element for adaptive security in AI systems. Additional resources: Interested in more Security videos? Check out our entire catalog of Success Capsules. Explore the Custome...
Success Capsules | AI Inventory for AI Defense
In this video we will be explore AI inventory within Cisco AI Defense. Additional resources: Interested in more Security videos? Check out our entire catalog of Success Capsules. Explore the Customer Success Resource Center.
Success Capsules | Policy Validation for Secure Workload
In today's video, we'll explore how Cisco Workload helps organizations strengthen their security posture through intelligent policy discovery, analysis and validation. Additional resources: Interested in more Security videos? Check out our enti...
ISE TACACS device license logic question.
Hello Community,I would like to clarify the expected TACACS+ licensing behavior in a two-node Cisco ISE deployment. Environment- Node 1: Primary Administration Node (PAN) + PSN, with Device Admin service enabled- Node 2: Secondary Administration Node...
Suggestion - Secure Endpoint Blocked Application Warning
I would love to see a confirmation or warning box appear when parent processes are added to blocked lists. Accidentally blocking something like explorer.exe is too easy, and Cisco should be smart enough to know that wouldn't be something that would ...
Duo Windows Logon 6.0.1.4655 fails to install on non-English
Hi Duo Team,There is a blocking regression bug in the new Duo Authentication for Windows Logon 6.0.1.4655 installer on non-English Windows installations (tested on Dutch nl-NL).What happens:During installation/upgrade, the newly introduced ExportLogs...
Windows Update (KB5127648) Introduces NTLMv1 SSO Enforcement
Microsoft has released KB5127648 for Windows 11 24H2, 25H2, and 26H2, and while most of the attention is on security fixes, there is one change that may be particularly relevant to Cisco administrators managing wireless, VPN, or NAC environments.Key ...
Configuring LINA Syslog events in Security Analytics and Logging (SAL)
Requirements- Cisco's Cloud Control cloud delivered Firewall Management Center (cdFMC) version 20261105, which as of 11/12/26 is being rolled out to all customers- Cisco Secure Firewall running Firewall Threat Defense (FTD) version 10.0+How do I chec...
Cisco ISE 3.5 Patch 4 Authorization Issues with Entra Joined Devices
Hi everyone,I am currently troubleshooting an authorization issue with Cisco ISE 3.5 Patch 4 and Microsoft Entra ID joined devices using EAP-TLS authentication.The authentication process completes successfully, and ISE is able to communicate with Mic...
FMC UNREGISTERS FTD
Hello Cisco Community.I am facing a strange scenario whereby the cisco FMC unregisters FTDs. The FTDs affected are two new firepower 1100 and 1220 devices, when i register the device the FTD shows that it has been registered but on the FMC the regist...
More problems with Cisco ISE 3.5 Patch-4 and 802.1x wired issue
Existing environment: Cisco ISE 3.3 patch-12 , Catalyst 9300 Version 17.9.5, and Windows 11 802.1x wired via EAP-TLS. Everything is working fine. I only have TLS 1.2 check in Cisco ISE New environment; Cisco ISE 3.5 patch-4, the same Catalyst 93...
Sporadic issue - renaming windows machines causing failed authc
Hi,We're seeing a somewhat sporadic issue around the renaming of windows machines and failed authentication on our Wireless network (EAP-TLS). Interestingly the wired network, also EAP-TLS is not affected and remains stable with no authc issues.Behav...
whitelist quota of 25 domains
I'm still running into the "You have reached your whitelist quota of 25 domains. Upgrade to OpenDNS VIP today to increase your quota to 50 domains." message I thought all accounts are now 50 domains.Thank you for your help in advance!
Firepower 2120 Deadlocked in ROMMON - lfbff_desc_get_payload_len boun
Hello Community,I have a Firepower 2120 appliance that is currently deadlocked at the ROMMON prompt.Why it happened:I attempted to install a higher ASA image version (cisco-asa-fp2k.9.9.2.61.SPA) without realizing the onboard low-level ROMMON version...
OpenDNS DoH returns RCODE 5 (REFUSED) for multiple domains
Hello,We are investigating unexpected DNS resolution behavior observed on November 10, 2026.We tested the OpenDNS DNS-over-HTTPS endpoint at doh.opendns.com/dns-query.We sent A and AAAA queries for the following domains:smmtouch.comsmmtouch.storedev....
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