All
.Net
AD DS
AD FS
Atlassian
BGP
C#
Dell PowerEdge
Exchange
Fax Server
FreeBSD
General
Hype-Jargon
IBM X3650
IEEE 802.11 WLAN
IPv4 | IPv6
Kubernetes
Let's Encrypt
Linux
Microsoft Azure
Microsoft Teams
OAuth2.0
Office 365
OpenID Connect
pfSense
PostgreSQL
PowerShell
SAML 2.0
SAP
Security
Session Border Controller (SBC)
SQL Server
System Center
TLS/SSL
Visual Studio
VPN
Web server
Windows
X.509 PKI
Active Directory Certificate Mapping – Implicit vs. Explicit
In Active Directory you can use certificate mapping to bind an identity to a X.509 certificate, which then can be...
Using HTTP Strict Transport Security (HSTS) with Apache2
Securing the connection to a website by using a HTTP 301 Moved Permanently response status, to notify the user’s browser...
Apache HTTP Server and .htaccess
In this post I want to summarize some information about securing your Apache websites. This topic is well documented from...
Set up Fail2ban on Ubuntu 20.04.3 LTS
In this post I want to show how to install and use Fail2Ban on Ubuntu. Fail2Ban is an intrusion prevention...
Nikto Web Server Scanner
In this post I want to show how to install and using the nikto command-line vulnerability scanner. Nikto is an...