Security

Explore the security forums and share your expertise about firewalls, email and web security, Identity Service Engine, VPN, AnyConnect, Duo, Umbrella, Secure Access and more.
cancel
Showing results for 
Search instead for 
Did you mean: 
cancel

Browse the Community

Network Access Control

Cisco Identity Services Engine (ISE), Cisco Access Manager (CAM), Zero Trust Workplace

33615 Posts

Network Security

Engage with peers and experts on network security topics such as Secure Firewall Threat Defense, Ada...

71345 Posts

Duo Security

Get started with or get better at administering and using Duo by interacting with peers and experts!

3664 Posts

OpenDNS

Ask questions not covered by support articles and documentation.

3650 Posts

Activity in Security

Anyconnect keeps reconnecting

I'm pretty much lost. I keep bothering our IT with this problem, but they were unable to solve it. I'm using cisco anyconnect to connect to our VPN. Often -- especially after just having the VPN connection established -- the connecting breaks. anycon...

PF51679 by • Community Member
  • 14531 Views
  • 11 replies
  • 0 Helpful votes

Cisco Secure Client VPN on LINUX

How to assure CISCO Secure Client VPN will work perfectly over LINUX OS, Ubuntu or Mint distributions, because after installation sometimes there is no connection to corporate servers.

lfndo77 by • Community Member
  • 96 Views
  • 3 replies
  • 1 Helpful votes

Remote access Vpn Tshoot using FMC

Hi experts ,we have FMC managing our FTD's and version is 7.5 Recently few users had some issues connecting via the VPN while they are  working from home, and i was struggling to troubleshoot the issue from FMC as haven't used FMC much in recent year...

ISE Posture - Patch Management

Hi, In ISE deployment, we have a posture condition for patch management, (up to date, check for missing critical patches).The windows update agent version is 1510.xThis is not available on the ISE 3.3.I would like to also confirm if we need to integr...

obliks00 by • Community Member
  • 132 Views
  • 2 replies
  • 0 Helpful votes

FTD Data-Management on an HA pair

Dear all, I have read many cases similar to mine but I have not found the definitive answer.I have a pair of Cisco Secure Firewall 220s (release 10.0.1.0) that will form a HA pair in a branch site, these will be managed remotely by the FMC (release 1...

Max_Blacks by • Frequent Visitor
  • 54 Views
  • 0 replies
  • 0 Helpful votes

Data interface for manager access with Cisco FTDs in HA

We need to use data interface for manager access with Cisco FTDs in high availability. In our scenario, the FTDs in HA at remote site need to be get registered with FMC in HO. As we don't have dedicated management network, we need to use the Outside ...

GeoLocation Filtering vs VPN

Recently an interviewer asked me a question: What is the point of using Geolocation filtering if that could be bypassed by a vpn. And when I think about it he was right, we use vpn so that we could access content which can't be access in our region. ...

Cannot enroll Android 9 device with Cisco Duo App 3.62

Hello!We have one of our users who had to temporarily switch his Cisco Duo App to a spare old phone running Android 9 until he purchase a new phone to replace a broken one. He followed procedure to install 3.34 APK then update to 3.62 APK which is la...

Konnan by • Community Member
  • 65 Views
  • 1 replies
  • 0 Helpful votes

FTD 7.6.6 / Snort 3: ERR_CONNECTION_RESET

Hi community,since we switched our FTD from Snort 2 to Snort 3, some clients can no longer open websites. Chrome and Edge show ERR_CONNECTION_RESET. The traffic of these clients is not decrypted (they match a "Do Not Decrypt" rule), but the problem p...

Cisco ISE

Hello, i get the message when i try to test the connectivite between my switch and ise:Attempting authentication test to server-group ISE using radiusNo authoritative response from any server.I assum that the cnfig in switch is correct and i can reac...

abderrahman by • Frequent Visitor
  • 514 Views
  • 11 replies
  • 0 Helpful votes

FMC Deployment Failed: "Failed to create snapshot: n.a."

Hi Cisco Community Experts,I am encountering a persistent deployment issue on Cisco FMC 7.6.5 when deploying policies to an FPR-2110 FTD managed via a Data Interface (Ethernet1/1, nameif: outside).Deployment fails at the snapshot generation stage wit...

Jam35 2han by • Frequent Visitor
  • 117 Views
  • 3 replies
  • 0 Helpful votes