An invaluable piece of sysadmin career wisdom from PhilSocal: "Do not hoard information. It makes it impossible to promote you and difficult to have your vacation time approved. Your co-workers will hate you, especially if you leave with knowledge in your head that only you know."
Cntlm is a fast, efficient NTLM/NTLM Session Response/NTLMv2 authenticating HTTP proxy that stands between your applications and the corporate proxy, adding NTLM authentication on-the-fly for those who wish to escape the MS-proprietary universe. Integrates TCP/IP port forwarding (HTTP tunneling), SOCKS5 proxy mode, standalone proxy and offers NTLMv2 support, password protection, password hashing, mutliplatform code and more. Kindly recommended by f0urtyfive.
itfreetraining is a terrific free professional course that walks you through all the required objectives for the 70-642MCITP exam and lots more. bsnipes tells us, "I would like to recommend itfreetraining. An awesome resource for IT technical info."
Python MAC address manipulation provides a way to work around different vendors using different formats for MAC addresses when you need to create strings to pass as CLI commands. You'll learn how to check the string is a valid address and to convert between formats. spidernik84 describes it as "a mac-format converter script. Takes a mac in any format and outputs many formats."
Everything you should know about certificates and PKI but are too afraid to ask explains the knowledge the author reluctantly gathered after years of intentionally avoiding the topic. It’s essentially the missing manual on the rather complicated but incredibly useful subject of certificates and PKI. Our thanks go to durkzilla for the great suggestion.
Welcome back to IT Pro Tuesday!
We're looking for your favorite tips and tools we can share with the community... those that help you do your job better and more easily. Please reply or leave a comment with your suggestions, and we'll be featuring them in the coming weeks.
As always, we’re updating the full list on our website here. Enjoy.
Time Card is an open-source solution for PTP-enabled networks that provides the accurate time via GNSS—with a high stability (and holdover) oscillator such as an atomic clock as a backup in the event of GNSS failure. zeroibis recommends it for those who "need to go the full self-hosted NTP route."
CutePDF allows you to create PDFs from almost any application, including the ability to change document properties, add passwords with security settings and more. Also offers basic programmatic access so you can integrate it within an application. Kindly suggested by FortiSysadmin.
Ben Eater's YouTube Channel provides some terrific explanatory videos on various topics related to electronics, computer architecture, networking and other technical subjects. Includes nice tutorials on some IT fundamentals that are often taken for granted rather than fully understood as well as a nice set of higher-level how-tos. alphaxion suggests it as a source of "some excellent information about networking."
Account Lockout Examiner is an investigation tool to help you quickly identify the root cause of an AD account lockout. This tool replaces a manual search through cryptic log entries with a single click, allowing you to easily identify improperly mapped network drives, services or scheduled tasks running under stale credentials, or an outdated password saved on a mobile device. Igot1forya adds, "Use this free Netwrix Tool - works great!"