Linux has a wealth of applications, but sometimes the smaller tools get overlooked. Here's a list of those I'd prefer never ...

Building a pocket Linux server with Termux and an old phone was a challenge. But I unlocked new possibilities for file ...

Eighteen new GNU releases in the last month (as of June 30, 2026): apl-2.0: GNU APL is a free interpreter for the programming language APL. It is an implementation of the ISO stan ...

Spread the love“`html In the world of network security, knowing how to check if a port is open is crucial. Ports act as gateways for data traffic, and an open port can signal either authorized ...

It's been one of those weeks. You expect the usual noise: recycled malware, sloppy attacks, another easy target getting hit. Instead, there's a supply chain attack ...

If you manage your own mail server, you will likely encounter the “Reverse DNS does not match the SMTP banner” error during an email deliverability test. This ...

I have a bash script I run through wsl that (amongst other things) sends an e-mail notification to myself whenever certain events occur. Until recently, I was invoking a powershell script (from the ...

Can an attachment be part of the mail body? Yes. mailsend supports attachments as inline with the option `-attach "file,MIME type,i"`. Any decent mail reader (gmail does, ThunderBird does) will ...

Launch it with the following command to expose TCP ports 12025 for SMTP and 12143 for IMAP on your local network interface. You MUST provide a path volume storage ...