How To: Netcat – Check for open ports with the command line
Kitty Port-checking When troubleshooting a network integration or any other connection issue in Linux, step one is usually a matter of checking to see if the network port on the…
The World Will Turn If You're Ready or Not
Kitty Port-checking When troubleshooting a network integration or any other connection issue in Linux, step one is usually a matter of checking to see if the network port on the…
Years ago, Moxie Marlinspike taught us that web-browser hints such as a “lock icon” in the address bar, didn’t guarantee ciphered communication. Since the website you are visiting still happily…
Find the Procs After upgrading an important package in Linux -or other Unix variant- that provides a library used by many other processes. Instead of restarting the server for the…
Encrypt/Decrypt File When security and integrity of a file is critical, such as with x509 certificates or other important documents, OpenSSL or other variant can be used to secure the…
When working in a clustered Linux environment containing two or more servers, it is not uncommon to switch back and forth between the hosts. Even if it’s running one command.…