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At Meta, our messaging apps help billions of people around the world stay connected to those who matter most to them. This scale brings potential threats from criminals and hackers, so we have a responsibility to keep people and their data safe. We’re sharing a set of principles to ensure that security is central to [...] Read More... The post Five security principles for billions of messages across Meta’s apps appeared first on Engineering at Meta. http://dlvr.it/SVfzks

– Supporting a programming language at Meta is a very careful and deliberate decision. – We’re sharing our internal programming language guidance that helps our engineers and developers choose the best language for their projects. – Rust is the latest addition to Meta’s list of supported server-side languages. At Meta, we use many different programming [...] Read More... The post Programming languages endorsed for server-side use at Meta appeared first on Engineering at Meta. http://dlvr.it/SVbgc3

In 2020 we launched Instagram Messaging (referred to in this post simply as “Messaging”) for personal desktop computers. We believe that this feature will improve everyday experiences and enable new use cases for all of our desktop web users. In this post, we go through some of our overall learnings from our desktop users, and [...] Read More... The post Launching Instagram Messaging on desktop appeared first on Engineering at Meta. http://dlvr.it/SVXTRM

The leap second concept was first introduced in 1972 by the International Earth Rotation and Reference Systems Service (IERS) in an attempt to periodically update Coordinated Universal Time (UTC) due to imprecise observed solar time (UT1) and the long-term slowdown in the Earth’s rotation. This periodic adjustment mainly benefits scientists and astronomers as it allows [...] Read More... The post It’s time to leave the leap second in the past appeared first on Engineering at Meta. http://dlvr.it/SVTQVw

With more than 75 percent of our internet traffic set to use QUIC and HTTP/3 together, QUIC is slowly moving to become the de facto protocol used for internet communication at Meta. For Meta’s data center network, TCP remains the primary network transport protocol that supports thousands of services on top of it. As our [...] Read More... The post Watch Meta’s engineers discuss QUIC and TCP innovations for our network appeared first on Engineering at Meta. http://dlvr.it/STSR78