Network Security

I got an alert about an SSH connection from an unusual IP from my network security team today, and when checking our ESAs, while trying to retrieve logs, I noticed a file in the initial FTP directory called ./password_words.txt Is this a normal thin...

Hi Is there any way to create a access group from a DNS query online. Want my AV to update allowing there update name (update.av.com) but as DNS names public IPS change all the times I cannot create a access group with thousands of IP's. Seen some...

FirePOWER is blocking certain applications - like Teamviewer.com - however it's not clear to me why.  Is there a specific place to look where Cisco explains why it might have the rating it's getting which is resulting in it being blocked?

I am proposing a security solution for one of my customers with one of the options below                ·         Firepower 4120 Bundle  ·         FPR9300 SM-24 Bundle  ·         FPR9300 SM-36 Bundle    He had a few concerns ·         They are lookin...

I am trying to protect an internal network from another internal network on the same subnet with a cisco 5505 firewall. I don't know if it is possible with the conifguration my boss would like to implement but I have attached a jpeg photo of the layo...

Dears, Please find the attached topology  Interface name on the ASA are: Inside, Webfilter_IN, Webfilter_OUT, Link balancer, Outside, WAN SFR job will be only IPS inspection and malware inspection I have internal user for whom I m planning to pass t...

Dear all, We are facing some issue when we try to upgrade our firewall(5505) from 8.2 to 8.4. We have a router configured with two networks(one as secondary), when we upgraded the version. the firewall stop to allow traffic diferent from its manage...

Hi, I am working with setting up a Firepower-system on a ASA5525X. I have enabled blocking of some URL-categories, this is working fine and I can see that a number of connections to forbiddel categories are stopped. But how can I drill this down and...

Hi Everyone, I am facing an issue for a IP. The packet tracer on the asdm says the packet will be routed correctly and without any error from the ingress interface to the egress interface. Now, when I capture the ingress interface, I can see the pa...

Hi Team, We have been asked to respond to the queries as mentioned here: What is the role of CPU in packet handling? Does CPU utilized in normal traffic forwarding? Does the model support Auto Failover and Failback Solution? Does the model support ...

Dears I m blocking a streaming media category in url filtering but it is not getting blocked, and it is falling in the default action,  I have a question that without enabling SSL decryption https websites cannot be blocked ??  as I have seen in foru...