I was upgrading F5 device certificate that was scheduled to expire. After importing the newly signed certificate from the certificate authority, I lost access to the management user interface (UI). I secured shelled into the device and ran a status
tech
A collection of 44 posts
EPSS - Exploit Prediction Scoring System
In cybersecurity, most security shops push their teams to remediate all vulnerabilities identified by scanning tools immediately. This has proven to be an exhaustive task because there are always new vulnerabilities emerging and most importantly a good number of them
Citizen Developer
I came across this term on PMI.org when learning about how to manage digital transformation in project management. Who is a Citizen Developer you ask, this is someone who is not a technical developer but understands how to use
sha256.c(48): OpenSSL internal error, assertion failed:
I noticed my HA pair Panorama's antivirus version was out of sync. So I logged into the out of sync device and manually tried updating the AV version but got the error; Failed to update content with following message: sha256.
Web3.0
There has been a lot of talk about blockchain, Web3 and the future of Internet of Things (IoTs). Web1.0 was the first iteration of the world wide web providing users access to data from almost any corner of the
Log4j Vulnerability
TL:DR Apply vendor recommended patch updates released within the last few days Content: Until last Friday I was not familiar with Apache Log4j but I have learned that it makes use of Java Naming and Directory Interface (JNDI) to
Cannot decrypt certificate-based client authentication
I was attempting to inspect traffic from an external source to my lab environment. My lab instance is configured to use a public private key (PPK) file for authentication. I configured the Palo traffic policy rule to allow traffic flow
Packet Capture in Palo Alto firewalls
If you are doing a quick search for traffic flow into the firewall, run this command in CLI tcpdump filter "host x.x.x.x and port 443"you can use either the word host or src and get the
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