Linux Academy

MAY 5, 2019

As many of you know, most firewalls today come with a default rule set permitting all outbound traffic to flow freely. You put the firewall in place, and traffic flows outbound unimpeded. When command and control (CNC) malware is installed it needs to phone home. They are priceless! The necessity of outbound traffic filtering.

Security 68

Security Firewall Backup Malware 68

Linux Academy

MAY 5, 2019

As many of you know, most firewalls today come with a default rule set permitting all outbound traffic to flow freely. You put the firewall in place, and traffic flows outbound unimpeded. When command and control (CNC) malware is installed it needs to phone home. They are priceless! The necessity of outbound traffic filtering.

Security 60

Security Firewall Backup Malware 60

Linux Academy

MAY 6, 2019

As many of you know, most firewalls today come with a default rule set permitting all outbound traffic to flow freely. You put the firewall in place, and traffic flows outbound unimpeded. When command and control (CNC) malware is installed it needs to phone home. They are priceless! The necessity of outbound traffic filtering.

Security 60

Security Firewall Backup Malware 60

CTOvision

FEBRUARY 4, 2015

Before entering the land of Big Data, Alex spent the better part of ten years wrangling Linux server farms and writing Perl as a contractor to the Department of Defense and Department of Justice. Steve was previously CTO of Sanctum, a pioneer in Web application security testing and firewall software. He likes shiny objects.

Fractional CTO 150

Fractional CTO CTO CTO Hire Big Data 150

CTOvision

JANUARY 18, 2015

Before entering the land of Big Data, Alex spent the better part of ten years wrangling Linux server farms and writing Perl as a contractor to the Department of Defense and Department of Justice. Steve was previously CTO of Sanctum, a pioneer in Web application security testing and firewall software. He likes shiny objects.

Program Management 150

Program Management Fractional CTO CTO Programming 150

ForAllSecure

JUNE 21, 2022

So I started thinking about other ways to hide messages or even how to get malware onto a system without it being detected. Vamosi: Living off the land or fireless malware is a threat actor leveraging the utilities readily available on a system. I have all the abilities built into Windows or built into Linux or Mac to do this for me.

Operating Systems 52

Operating Systems System Microsoft Examples 52

ForAllSecure

MAY 2, 2023

That, of course, was not all, but it is an example of how someone -- anyone on the internet -- can take a photo or blog post or Yelp review from social media, or some other seemingly random open source item and tie it back to a crime. Which then I could configure to get on the internet, you know. Come sit next to me.

Open Source 40

Open Source Media Social Hotels 40