Network Security

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I am unable to ssh to any of my FTD firewalls via their management (diagnostic) interface. The ssh login screen popped up but all of them say access denied. I am very sure the password is correct, even tried a different account, it didn't work too.  ...

Turbo727 by Level 1
  • 1509 Views
  • 2 replies
  • 0 Helpful votes

I  Have 2 ftds in High availability Managed by FMC. PROBLEM When there is flap on the network. Both FTDs become the active (FTD 1- Active  and FTD 2 - Active) INSTEAD of being FTDs being in FTD Active-Standby (FTD 1 -Active and FTD 2 - Standby)  and ...

cm by Level 1
  • 770 Views
  • 2 replies
  • 1 Helpful votes

I have a DC ASA running Dynamic VPN tunnels. In the config I can see many crypto ikev1 policy 1 - like crypto ikev1 policy 10, crypto ikev1 policy 20 All has different DH group, hash etc. When a remote/branch device authenticates to this DC ASA, whic...

manvik by Level 3
  • 933 Views
  • 5 replies
  • 0 Helpful votes

Hello, please excuse me for lack of knowledge.We recently purchased Firepower 1120, and I'm stuck at the hardware setup. First, I was following the instruction https://www.cisco.com/c/en/us/td/docs/security/firepower/1100/hw/guide/hw-install-1100/con...

Frowny by Level 1
  • 3538 Views
  • 6 replies
  • 0 Helpful votes

Hi Nexus 9300 has security vulnerability issue as Qualys report as below. The configuration use default ssh without http and https configuration. and also I cannot see any tls configuration via the below command. The report looks like to tell some is...

Leftz by Level 4
  • 1423 Views
  • 7 replies
  • 0 Helpful votes

I am in the process of adding a third firewall to our network. We have two FTD 1140 in HA mode in the data center. The new firewall is a FTDv but will be replaced with a 1120 when it becomes available. Currently our office is connected to our data ce...

gcook0001 by Level 1
  • 1306 Views
  • 8 replies
  • 5 Helpful votes
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