Copying files between computers is a common task, and there are a lot of protocols designed to do just that. But not all protocols are created equally. Many people use the popular OpenSSH scp command to transfer files, but few understand the risks surrounding it. This blog post will attempt to explain what the SCP and SFTP protocols are, how they work, and why SFTP should be used wherever possible.

If you've ever used Linux, you’ve probably heard about SELinux or Security-enhanced Linux. For a very long time, my interaction with it was just restricted to: Like many other security solutions, SELinux can sometimes be annoying, and understanding even the basic concepts can change our bigger enemy to our best friend.

At its core, Active Directory domain services (AD DS) is a structured data store of objects in the domain controller. It is a directory service from Microsoft for identity management and access control in Windows domain networks. Active Directory can authenticate users, groups, services and computers to protected information. In addition to that, AD DS also helps to implement security policies and permissions. AD DS enforces them for all computers in your network.

In Teleport 8, we introduced the TLS Routing feature that can multiplex all client connections on a single TLS/SSL port. Recently we've added support for TLS Routing for Database Access when Teleport is deployed behind an AWS Application Load Balancer (ALB). In this article, we will take a deep look at the problem with Teleport behind an ALB and how we solved it.

It’s the news everyone’s been waiting for: Teleport’s version 11 release! This release is packed with features from SFTP support all the way to GitHub Actions Machine ID compatibility. Let’s dive in!