How To
Configure AWS VPC Flow Logs to CloudWatch
AWS VPC Flow Logs capture metadata about IP traffic going to and from network interfaces in your VPC.…
Category
Security
How To
Active Directory Authentication for Kubernetes kubectl
Managing Kubernetes access for teams that already use Active Directory (AD) or LDAP is a common challenge. Instead…
Security
Open a Port in Windows Server Firewall
Windows Defender Firewall is the built-in host firewall on every Windows Server installation. It filters inbound and outbound…
How To
Setup Maltrail Malicious Traffic Detection on Linux
Maltrail is a malicious traffic detection system that monitors network traffic against known threat indicators – malicious domains,…
How To
Install and Configure Tripwire IDS on Ubuntu 24.04
Tripwire is an open-source host-based intrusion detection system (HIDS) that monitors file and directory integrity on Linux systems.…
Debian
Install and Configure SSH Server on Ubuntu 24.04 / Debian 13
OpenSSH is the standard tool for secure remote access to Linux servers. It encrypts all traffic between client…
Email
Configure Secure Password Policy on Zimbra
Zimbra Collaboration Suite stores mailbox credentials in its internal LDAP directory. A weak password policy means accounts with…
How To
Auto-Renew Let’s Encrypt SSL on Apache Tomcat
Let’s Encrypt provides free, automated TLS certificates that expire every 90 days. When running Apache Tomcat as your…
How To
Automate Penetration Testing with Infection Monkey
Infection Monkey is an open-source breach and attack simulation (BAS) tool developed by Akamai (formerly Guardicore). It automatically…
Cloud
Create AWS IAM Users and Groups with AWS CLI
AWS Identity and Access Management (IAM) controls who can access what in your AWS account. It handles authentication…
How To
Encrypt Files and Directories on Linux with eCryptFS
eCryptFS (Enterprise Cryptographic Filesystem) is a POSIX-compliant stacked filesystem encryption layer for Linux. It works by encrypting and…
How To
Install and Use Cloudflare CFSSL on Linux and macOS
CFSSL is Cloudflare’s open-source PKI/TLS toolkit written in Go. It works as a certificate authority, certificate generator, and…