Security Articles

  • dfw-architecture

    Distributed Firewall (DFW): Network security at the host level at LinkedIn

    October 21, 2021

    Co-authors: Matthew Davidson, Walter Marchuk, Andreas Zaugg, Michael Garate, and William Buenzle In traditional network design, hardware firewalls are used to provide isolation of network segments. As a network increases in size and complexity, an increasing number of firewall rules are required to provide necessary access, but the number of rules a hardware...

  • chart-showing-normal-versus-abnormal-distribution-of-correlation-between-two-independent-features

    Leveraging behavior analytic computation for anti-abuse defenses

    February 11, 2021

    LinkedIn is committed to providing a trusted environment to keep our nearly 740 million members safe. Part of that commitment involves protecting against various types of abuse on the platform. Fighting abuse presents many challenges; one example is when bad actors use bots for large-scale attacks, while another is when attack signals constantly evolve to adapt...

  • diagram-showing-multi-layer-defense-across-three-checkpoints

    Creating a secure and trusted Jobs ecosystem on LinkedIn

    January 26, 2021

    Co-authors: Sakshi Jain, Grace Tang, Gaurav Vashist, Yu Wang, John Lu, Ravish Chhabra, Shruti Sharma, Dana Tom, and Ranjeet Ranjan LinkedIn’s vision is to connect every member of the global workforce to economic opportunity. A key driver towards this vision is our world-class hiring marketplace, where we help job seekers find their next dream role and help...

  • diagram-of-kube2hadoop-authentication-mechanism

    Open sourcing Kube2Hadoop: Secure access to HDFS from...

    June 10, 2020

    Co-authors: Cong Gu, Abin Shahab, Chen Qiang, and Keqiu Hu Editor's note: This blog has been updated. LinkedIn AI has been...

  • title-card

    Keeping LinkedIn professional by detecting and removing...

    January 16, 2020

    Our members place their trust in us, and expect and deserve a safe and trusted community where they can express themselves...

  • top-blogs-logos

    The Top 2019 LinkedIn Engineering Blogs

    December 9, 2019

    As the year draws to a close, we’re taking a look back at ten of our most popular 2019 articles on the LinkedIn Engineering Blog....