Network Security

fatal: Write failed: Broken pipe and brute force guessing login, why firewall not block SSH?is it coming from non-firewall side but source ip address are fake? how to confirm whether are these? <186>: 2015 Mar 24 08:29:27 HKT: %DAEMON-2-SYSTEM_MSG: f...

Hi i would like to install transparent IPS/IDS  with pfsense and snort how i can do it? should i make pfsense with 02 nic (wan and lan) and bridge them in transparent?   please help me to understant how to make transparent IPS/IDS   thanks

Hello Support,we had configure Remote access VPN now when we try to connect SSH with this DMZ server from outside its not getting access to internet user can you help me how can we resolved this issue.

Hi , In have a Cisco ASA 5550 in which I have configured Gi0/0 as 10.51.20.5 mask 255.255.255.0 I am accessing it from 172.16.20.0/24 subnet. I have NATed 10.51.20.5 to 172.16.20.5 IP. If I keep my system in 10.51.20.0/24 subnet, I am able to access...

Hi Guys,   What ISE node is configured on WLAN contollers-PAN,MNT or PSN?  

We joined our FP2100 device to our FMC, the question is can we still access the FP2100 via cli? If not, how can we tell what FXOS is being used by the device.

can I configure and manage a Firepower 2110 with a web browser (GUI)?

Hi Folks,   I received a new 5508 chassis from Cisco via an RMA for a failing unit.  I did the backup and restore via the CLI, seems all good.  How do I make sure the license features are the same?  On existing unit, AnyConnect Mobile and VPN are Ena...

Hi  I am taking Security class and I got this assignment from the instructor.I have no idea!!! Please, Help me...   "Firewall is between two devices and TCP handshake thing takes place and firewall do not recognize ACK bit in TCP handshake thing. Wha...

Hello team,    plz your support  about the below ... the asa without any firmware now .. how can I solve this and the memory i think its filled.

Today we noticed that our Mandatory-default policy is not working properly.  Adult site filtering is about 40% efficiency.  Other elements such as proxy anonymizers, tor and bittorent are now getting through.   Software verion-6.0.1.4 (build 1083), R...

I'm configuring a 5515-X ASA Firewall, have downloaded last ASA and ASDM versions (asa971-4-smp-k8.bin and disk0:/asdm-771-150.bin), configured username, interface, authentication but cannot access via HTTPS. The 'debug http 255' command shows nothin...