Cisco Port Security and Sticky MAC Addresses
I recently reevaluated how we do port security as a result of a recent customer’s information security audit. We normally turn on port security and set the maximum MAC addresses...
Web Browser Security
Modern web browsers represent a major source of and platform for vulnerabilities within companies and organizations (think plug-ins). They also offer an additional layer of protection on the endpoint, with...
How to Clear the Linux Memory Cache
Clearning the Linux Memory cache can be a quick way to regain system resources. Writing to the drop_cache process will cause the kernel to drop clean caches, dentries and inodes...
Active Directory Health Check
Weekly or bi-weekly Active Directory Health Checks are an important part of a Microsoft SysAdmin’s responsibility. Busy or inexperienced SysAdmin’s often overlook some of the important Health Check steps or...
Import an OpenSSL CSR into Windows CA server
To import a Certificate Signing Request (CSR) into a Windows Certificate Authority Server, you must define a certificate template. OpenSSL does not do this because this is a Microsoft only...