Linux Academy

FEBRUARY 13, 2019

Run firewall-cmd commands on both nodes, and allow traffic for Pacemaker (TCP ports 2224, 3121, 21064, and UDP port 5405): sudo firewall-cmd --permanent --add-service=high-availability. sudo firewall-cmd --reload. On node1 , authenticate as the hacluster user: sudo pcs cluster auth NODE1 NODE2.

Firewall 60

Firewall Resources Linux Authentication 60

Linux Academy

MAY 31, 2019

For network devices, we should consider using RADIUS/TACACS+ for authentication purposes, not a shared user account. Ansible can help automate the backup, and you can learn more in this month’s how-to video that covers using Ansible to back up a Cisco ASA firewall. Network Device Configurations.

Security 92

Security Backup Linux Operating Systems 92

Linux Academy

MARCH 28, 2019

Kubernetes nodes rely on underlying virtual servers for both the master control plane and for worker nodes. It is important to use security tooling such as OpenSCAP, the open source version of the Security Content Automation Protocol, to harden virtual machine images prior to their deployment in virtual private clouds.

Policies 68

Policies Linux Security Virtualization 68

Linux Academy

JUNE 26, 2019

Virtually every industry, from healthcare to banking and everything in between, has rules for how businesses handle data. The Linux Audit system is a great solution. Finally, use the Pluggable Authentication Module (PAM) to set password requirements and lock out users with too many failed logins. Disk Encryption.

Security 60

Security Linux Policies Meeting 60

ForAllSecure

MARCH 30, 2022

To access these sections of the building, there have to be doors, too, and behind these doors are the various companies, the various cloud clients with all their various virtual machines that can be spun up or spun down. You simply send an HTTP request and retrieve unique information per Virtual Machine (VM). You don't have to.

Firewall 52

Firewall Virtualization Authentication Linux 52

ForAllSecure

AUGUST 10, 2021

You can't run an operating system if you're running like even real time Linux, you probably couldn't do a very good job of activating the cylinders on your, on your engine controller so even an operating system, it has limitations and so why even bother. So we'll have a virtual CTF. Leale: they're way too slow to fire an engine.

Automotive 52

Automotive Operating Systems System Tools 52