Activity in Security
Resolved! Misconfigured Network Device Detected
Looking for a wider opinion. I have several routers that I use ISE RADIUS for device management. I do not have a TACACS license. I just use ISE to login in to them. I have ISE generating misconfigured alarms for some of my routers. I have two AS...
DUO initial setup
Hello,i need to know the initial setup steps for Cisco DUO tenant.should i receive email with the license. it's first time for me to create a tenant.
New PSN certificate issue
I added a new PSN to our ISE deployment. Before joining it, I installed the server, Root CA, and Issuing CA certificates, and everything was fine.After joining the deployment, the Root and Issuing certificates disappeared from the new PSN. On the PA...
Secure Access Change Log for 2026-07-10 to 2026-07-16
Cisco Secure Access Change LogRelease window: 2026-07-10 to 2026-07-16SummaryThis release improves tunnel and Resource Connector operations, expands reporting and Behavior Analytics, and resolves several policy-management and dashboard issues.Network...
Resolved! How to fix vulnerability CVE 2025-20197 thru 20201
Hello Pros.How to fix vulnerability CVE 2025-20197 thru 20201 on Cisco 4300 Router and 9200 Switches. What IOS XE version will fix the vulnerabilities for a 4300 router and a 2900 switch. Thanks in advances.
CSCwt53617 - ISE ERS traffic dropped on bonded management interfaces
Why is this bug marked as fixed? What is the actual fix? Currently, there is no "Known Fixed Release" listed.
Applying ise-apply-CSCwu05826_3.5.0.527_patch3-SPA.tar.gz
I am about to apply this hot patch ise-apply-CSCwu05826_3.5.0.527_patch3-SPA.tar.gz on my Cisco ISE 3.5 patch-3, and I have a question. If/when patch-4 becomes available and I decide to patch the cisco ISE cluster, does it mean patch-4 will overwrit...
Resolved! How DPD Works on Cisco Routers
Are security associations (SAs) negotiated even if DPD is not configured on a Cisco router?I came across a mention of this at the URL below, and it piqued my interest.What is the difference between configuring DPD and not configuring it? Is it safer ...
Cisco ISE Comprehensive Upgrade & Patching Guide
Cisco ISE Comprehensive Upgrade & Patching Guide Complete Guide for your Upgrades, Patching or Rollback Target Versions: ISE 3.3 | 3.4 | 3.5 How to Use This Guide: Review the ISE Upgrade Best Practices, Pre-Upgrade Knowledge Base & ISE Upgrade...
Cisco ISE for beginners
Hey guys, I'm having some real trouble with Cisco ISE. I've been reading books like CCNP CISE 300-175, Cisco ISE for BOYD etc.. I've watched some video lectures about device admin and dot1x those looks easy initially. I'm okay with the configuration ...
ISE BYOD Flow Using Entra ID
IntroductionPrerequisitesRequirementsComponents UsedAssumptionsConfigurationSAML IdP ConfigurationISE Policy Elements and BYOD PortalEntra ID SAML SSO ConfigurationComplete the SAML Configuration in ISEComplete the ISE Policy ConfigurationConfigure t...
Umbrella Federation Gateway Certificate Issuer Update
The certificate for the Umbrella federation gateway domain gateway.id.swg.umbrella.com will be migrated to a new issuer on July 31, 2026.After the migration is complete, the certificate issuer will change from Let’s Encrypt to HydrantID.No customer i...
Feature Request: API Endpoint for Dashboard Login Attempts
Hi Cisco Meraki Team,Request:We would like to request an official Dashboard API v1 endpoint to retrieve Organization Login Attempts (the data currently visible under Organization > Monitor > Login Attempts).Business & Security Need:SIEM Integration &...
Quiet Mode bug.
Has anyone experienced issues with Quiet Mode not working as intended for IPv6 ssh attempts? "login block-for ___ attempts ___ within ___" does not work with IPv6 login attempts I've noticed.
CSCws21678 - Zombie processes created by cscan on macOS Tahoe
Just an FYI as this one was hard to find. All of our developers on MacOS Tahoe and the latest version of the Cisco Secure Client have the issue.### Root Cause Analysis of Spindumps 1. **Process Identification**:* The affected process is `cscan`, loc...
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