Network Security

I have another issue on a new vFMC & FTD 2110 7.3.1 deployment. It may be an issue with my understanding or not.I currently have a rule created as below, IP's have been changed.:Source                Destination                Ports                  ...

Hi,I upgraded FMCv from 6.6.5 to 7.2.4. A few days later, my active-standby HA pair of FTD 6.6.5 devices failed over during resilience testing. FMC gave a health monitor alert about interface changes detected. In the Interface config screen for the H...

greetings!! i was wondering if anyone has come across the issue of configuring DUO SSO remote access VPN (saml), where the DAP DfftAccessPolicy Action: terminate is responsible for terminating the VPN. When the action is permit, the vpn is successful...

Hi,I have two FTD's managed by FMC. at times its cpu hits 100 % . I figured out that when there is heavy traffic passing through two interfaces the snort process chokes one cpu.there is 230Mbps data throughput between two zones/interfaces on FTD when...

Logged into my ASA this AM and I'm seeing a ton of "authentication rejected" warnings coming across from 3 different IP's.  Seems like someone trying to brute force SSLVPN.  I want to block these IP's from even being able to connect to my ASA (which ...

Dear Cisco IDS/IPS Experts,I have two questions:1. Can the Firepower IDS/IPS detect Layer-2 attack based on EtherType and MAC address anomalies?2. Based on my experience 4-5 years ago, no IDS/IPS can detect Advanced Persistent Threat (APT). The anoma...

I faced the attached error when trying to open or untar Cisco FMC virtual VMware image 7.2.4 file  I have downloaded cisco FTD image 7.2.4 also faces the same issue  

Hi,  According to the following link https://www.cisco.com/c/en/us/products/collateral/security/firepower-1000-series/datasheet-c78-742469.html, it states that for FPR1000 Series "Support for Cisco® Adaptive Security Appliance (ASA) Firewall will be ...

I’m working on getting a DART bundle from the customer, since attempting to raise the ticket we’ve done some more checks and concluded the following. The issue occurs on either Windows 10 or 11, all users are affected. If 4.10.03.104 of anyconnect is...

Hi All,Currently running a vFMC on 7.3.1 and when trying to download updates im getting a response of update file is corrupted. Has anyone come across this issue and how to fix?TIA

URL filtering is not working properly with Cisco ASA5516-FPWR-K9. Not receiving the reset packet for blocked websites or for some blocked website examples gambling sites. Main page allowed, but users are unable to access any contents.  Can anyone ple...