Two-Minute Tech Tuesdays - PROXY Protocol

In this week’s episode of Two-Minute Tech Tuesday, we'll talk about the PROXY protocol. The PROXY protocol transports client connection information across multiple proxy servers. It's used by Varnish to facilitate TLS termination. It's not a replacement for HTTP, in fact it operates on a different layer of the network stack, and comes as a preamble that is prepended to request data.

 

Read More

1/25/22 2:22 PM
by Thijs Feryn

TLS Encryption and High-Performance Content Delivery

Transport layer security (TLS) is the de facto standard for sending and receiving secure HTTP traffic. With this in mind, Varnish long ago built a standalone TLS proxy on the open-source Hitch project. It delivers secure transport and doesn’t interfere with content delivery performance, but for a number of reasons, it’s not always the right choice for every implementation.

Read More

8/24/21 10:15 PM
by Alexandra Lehner

Cybersecurity: Vigilance on all Fronts

Cybersecurity requires more than just a single action or approach because threats exist on many levels. Some of the biggest threats, in fact, can be internal: employees who aren’t fully aware of cybersecurity threats like phishing are a risk; incorrect configurations within your infrastructure can bring your website down (in fact, configuration errors can bring down half the internet). Cybersecurity isn’t just about securing web traffic through transport layer security (TLS) or putting up a firewall, even though these are necessary fundamentals.

Read More

8/18/21 12:43 AM
by Alexandra Lehner

5 Varnish Dos: Do Do that Voodoo that You Do So Well

In a recent webinar, we shared some of the big dos and don’ts of Varnish use. After outlining the don’ts in an earlier blog post, we promised to follow up with a rundown of the five Varnish dos as presented in the webinar. Obviously, you should watch the webinar to get the full story on why and how you should take these actions in Varnish, but here’s a quick taster to give you a preview of what you’ll learn.

Read More

10/27/20 12:31 PM
by Arianna Aondio

Varnish Software Blog

The Varnish blog is where our team writes about all things related to Varnish Cache and Varnish Software...or simply vents.

 

 
 

Posts by Topic

see all
 

SUBSCRIBE TO OUR BLOG