Network Security

I tried to block Any download Facility of users using internet, BY Deny   FTP and   TFTP Through  ASA ACL, But user still Can download, like video from YouTube and etch?

FMC 5.4.1.6.  The "Current Sessions" widget on the summary dashboard shows user sessions that are months old.  I have attempted a database repair and reboot, but they will not expire.  Is there a way to expire these session or can I just delete the r...

Hi i have cisco 5525 ASA which is connected to core switch and dmz switch and i want the core switch side network (i.e 172.20.x.x) to access the DMZ network (192.168.x.x) and i run the following command on the ASA 5525 access-list inside-to-DMZ exten...

HELLO EVERYBODY,   My FIREPOWER doesn't block the application hotspot shield. Can you help please?

I am basically coming here to see if anyone else, not a very big expert in Cisco, has found something about this CVE-2018-0101 vulnerability that actually helps them out, instead of ending up at a page like this: https://supportforums.cisco.com/t5/se...

Hi, MarkI downgraded the WLC4400 software from 4.1.171 to 3.2.215Maybe my downgrade procedure was not correct.Now the both the primary and backup image is 3.2.215.0 (as below)and WLC4400 cannot boot successfully.(WLC4404 crashed after bootup 2 minute...

Hi Cisco, Need your help on our problem, currently we have a activity to upgrade our 5580 HA firewall. the current version is 8.2(4) asdm 6.3(5). after the upgrade from 8.2(4)  > 8.4(5) > 9.1(2) > 9.1(7).. our ASDM 7.6.2 stuck in 77%.. the device ma...

Hi Evry body,   I have to migrate from (ASA + Anyconnect 3.X) to (FTD+ Anyconnect 4.x)   My question is : when putting the FTD+ Anyconnect 4.x in production : Can users with Anyconnect 3.X still can connect to the VPN ?   regards, 

Dears, I m little confused from the below guides of ssl decryption , I don't have any Internal CA in my corporate nor I m going to get it signed by third party CA  ( verisign,godaddy)  so according to the below link   I have to follow only step 1 (OP...

In our solution we are using Firepower Management Centre 2000 appliances to manage Firepower SFR software modules in Cisco ASA 5500-X series firewall – so the Firepower products we are using fall into the category of “Cisco ASA with Firepower Service...

Should FMC become unavailable (say ESX has multiple failures), is it possible to deregister Firepower modules from FMC and manage them locally for the duration of the outage? What would be the implication of doing this?  Once ESX is up and running, w...