Learning Tree International Blog

Two-factor authentication is rapidly becoming a “must-do” in this era of rampant cyber threats. I’ve discussed and encouraged two-factor authentication here and in Learning Tree’s cyber security introduction course. But it must be done correctly. Two-step and two-factor authentication Some organizations use hardware tokens that display numbers that change every thirty seconds or so. Apps […]

In today’s blog we will continue to explore Microsoft’s new certification portfolio. Our focus will be on the Apps & Infrastructure training stream. For an overview of the entire Microsoft role-based certification portfolio consider reading our previous blog post: Microsoft’s New Role-Based Azure Certifications – What You Need to Know. The Apps & Infrastructure training […]

ITIL is the world’s most globally recognized leader in IT Service Management (ITSM) certification and is used by millions of IT professionals around the world. For 30 years it’s been instrumental in transforming the way IT professionals and organizations deliver empowering, impactful tech-led services. Now with the release of ITIL 4, ITIL has been brought […]

The UNIX Operating System has a long and influential history in computing and Brian Kernighan’s new book, UNIX: A History and a Memoir tells that story. I started teaching UNIX (and C programming) for Learning Tree back in 1984. A lot has changed since then including the advent of Linux, the move to PCs, and […]

Blazor is Microsoft’s cross-platform technology for creating client-side, browser-based applications in C# using .NET Core. It really does work and, more importantly, really could change everything. The immediate reason that IT shops should be interested in Blazor is because it reduces the size of the shop’s toolbox. The long term reason that you want to […]