Category: Technology

At Meta, our Bug Bounty program is an important element of our “defense-in-depth” approach to security. Our internal product security teams investigate every bug submission to assess its maximum potential impact so that we can always reward external researchers based on both the bug they found and our further internal research assessment of where else… Continue reading Using Hermes’s Quicksort to run Doom: A tale of JavaScript exploitation

Bug hunting is hard and can sometimes go unnoticed across our industry. Building scalable bug detection methods across large codebases and open source libraries is an underappreciated yet critical effort every engineering company has to work through. Because the ideal outcome is that bugs are found and fixed before they are exploited, some of our… Continue reading How Meta and the security industry collaborate to secure the internet

In August 2020, Instagram launched a set of dynamic and fun text styles followed by animations to give people more choices to express themselves on Stories and Reels. This was the first major update to Stories’ text tools since 2016, and we wanted to share how we approached some obstacles we encountered and what we… Continue reading Building text animations for Instagram Stories

Being able to distribute large, widely -consumed objects (so-called hot content) efficiently to hosts is becoming increasingly important within Meta’s private cloud. These are commonly distributed content types such as executables, code artifacts, AI models, and search indexes that help enable our software systems. Owl is a new system for high-fanout distribution of large data… Continue reading Owl: Distributing content at Meta scale

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… Continue reading Watch Meta’s engineers discuss QUIC and TCP innovations for our network