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Fastly Security Research Team

Fastly Security Research Team, Fastly

The Fastly Security Research Team focuses on ensuring our customers have the tools and data available to them to keep their systems secure. They analyze and ultimately help prevent attacks at Fastly scale. The team is a group of behind-the-scenes security experts who are here to help you stay on the cutting edge of the ever-evolving security landscape.

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  • Threat hunting network callbacks in WAF data

    Fastly Security Research Team, Xavier Stevens

    Threat hunting is the practice of looking for active attackers who have possibly penetrated security boundaries within an organization. WAF data can be a valuable resource in threat hunting for network callbacks. Here’s how.

    Security

  • What is TLS Fingerprinting?| Fastly

    Fastly Security Research Team, Xavier Stevens

    TLS fingerprinting has become a prevalent tool to help security defenders identify what clients are talking to their server infrastructure.

    Security

  • Automating and Defending Nefarious Automation

    Fastly Security Research Team, Simran Khalsa

    If your application is on the internet, chances are it has been subjected to nefarious automation. These events can include many different attacks – including content scraping, credential stuffing, application DDoS, web form abuse, token guessing, and more.

    Security

  • Using Client Hints to Detect Disparities

    Fastly Security Research Team, Simran Khalsa

    Learn how User-Agent Client Hints work, explore privacy-related features and concerns, and how the partial adoption and incompleteness of this emerging standard can be used to detect behavior disparities.

    DevOps
    + 2 more

  • Examining Chrome's TLS ClientHello Permutation | Fastly

    Jonathan Foote, Arun Kumar, + 2 more

    On January 20th, Chrome shipped an update that changed the profile of one of the most popular TLS client fingerprinting algorithms, JA3. In this short blog post we’ll describe the change and our observations across Fastly's network.

    Industry insights
    Security

  • Command Injection CVE-2021-25296: A Deep Dive

    Fastly Security Research Team, Matthew Mathur

    NagiosXI versions 5.5.6 to 5.7.5 are vulnerable to three different instances of command injection.

    Security
    Industry insights

  • CVE-2023-34362: Progress MOVEit Transfer SQL Injection Vulnerability

    Fastly Security Research Team, Simran Khalsa, + 3 more

    What you need to know about CVE-2023-34362: Progress MOVEit Transfer SQL Injection Vulnerability

    Security

  • Network Effect Threat Report: Uncovering the power of collective threat intelligence

    Fastly Security Research Team, Simran Khalsa, + 3 more

    Announcing the Network Effect Threat Report, Fastly’s threat intelligence report with insights based on unique data from April to June of 2023

    Security
    + 2 more

  • Back to Basics: Directory Traversal

    Fastly Security Research Team, Matthew Mathur

    In this post, we'll explore the application vulnerability directory traversal. What is it and how can you protect your apps from it?

    Security

  • CVE-2023-30534: Insecure Deserialization in Cacti prior to 1.2.25

    Fastly Security Research Team, Matthew Mathur

    We have discovered two instances of insecure deserialization in Cacti versions prior to 1.2.25, tracked as CVE-2023-30534.

    Security

  • Patch that Vuln! Identify, Triage, and Qualify CVEs

    Fastly Security Research Team, Simran Khalsa

    Vulnerabilities are an unfortunate inevitability. However, when using a WAF there are options for your security teams while waiting for a patch.

    Security
    + 2 more

  • WAF Simulator: Transforming DevSecOps Workflows

    Fastly Security Research Team, Simran Khalsa

    We're excited to announce Fastly's new WAF Simulator, which simplifies the testing process and provides the following key benefits.

    DevOps
    + 2 more

  • Active exploitation of unauthenticated stored XSS vulnerabilities in WordPress Plugins

    Fastly Security Research Team, Simran Khalsa, + 2 more

    We have observed active exploitation attempts targeting three high-severity CVEs: CVE-2024-2194, CVE-2023-6961, and CVE-2023-40000.

    Security
    Industry insights

  • Back to Basics of Automated Attacks: Account Takeover

    Arun Kumar, Fastly Security Research Team

    Explore account takeover attacks and mitigations including modern authentication with 2FA/passkeys, and anti-bot measures to enhance account security.

    Security