Bash

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Minify JavaScript, CSS and compress images

Optimizing, minify and compressing JavaScript and CSS files, the easy and fast way? With YUI Compressor on the Windows-, Linux- and macOS command line of course! Compacting HTML, CSS, and JavaScript can speeds up your website because of smaller and faster downloads, parsing, and execution time. Fire-and-forget JavaScript and CSS minification and optimization

Test SMTP Authentication and StartTLS

When investigating SMTP authentication issues, particular over TLS encrypted SMTP connections, it’s always handy if you are able to test the SMTP authentication and StartTLS connection. Preferably from your command line. This post shows you how to test SMTP servers, create base64 encoded logon information, verify SMTP authentication over an opportunistic TLS connection, all from the Linux and Windows command line.

Ssh shorthand name for hostnames

How to use shorthand names for hostnames with ssh? You don’t always want to type in a complete host name when using ssh to remote hosts. Here is how to configure and use shorthand hostnames with ssh.

Grep for forensic log parsing and analysis on Windows Server IIS

How to use GnuWin32 ported tools like grep.exe and find.exe for forensic log file analysis in Windows Server. In this article I’ll give some real live examples of using these ported GnuWin tools like grep.exe for logfile analysis on Windows servers. The article provides three example, as an alternative to LogParser, because finding spam scripts fast is often very important.

Check IP address blacklist status in Bash

Bash script to check an IP address reputation status in several blacklists. I’ve added HttpBl as backlist and an API key is required for this list. Using this script in Bash you can quickly test if an IP address is blacklisted.

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