AWS Security Blog

Category: AWS WAF

How to analyze AWS WAF logs using Amazon Elasticsearch Service

Log analysis is essential for understanding the effectiveness of any security solution. It can be valuable for day-to-day troubleshooting and also for your long-term understanding of how your security environment is performing. AWS WAF is a web application firewall that helps protect your web applications from common web exploits that could affect application availability, compromise […]

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How to use Amazon GuardDuty and AWS Web Application Firewall to automatically block suspicious hosts

When you’re implementing security measures across your AWS resources, you should use a holistic approach that incorporates controls across multiple areas. In the Cloud Adoption Framework (CAF) Security perspective whitepaper, we define these controls across four categories. Directive controls. Establish the governance, risk, and compliance models the environment will operate within. Preventive controls. Protect your […]

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Register for and Attend this September 28 Tech Talk: “How to Use AWS WAF to Mitigate OWASP Top 10 Attacks”

  October 1, 2017, update: This webinar is now available as an on-demand video and slide deck. As part of the AWS Online Tech Talks series, AWS will present How to Use AWS WAF to Mitigate OWASP Top 10 Attacks on Thursday, September 28. This tech talk will start at 9:00 A.M. Pacific Time and end at […]

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New Security Whitepaper Now Available: Use AWS WAF to Mitigate OWASP’s Top 10 Web Application Vulnerabilities

Today, we released a new security whitepaper: Use AWS WAF to Mitigate OWASP’s Top 10 Web Application Vulnerabilities. This whitepaper describes how you can use AWS WAF, a web application firewall, to address the top application security flaws as named by the Open Web Application Security Project (OWASP). Using AWS WAF, you can write rules to […]

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How to Use AWS CloudFormation to Automate Your AWS WAF Configuration with Example Rules and Match Conditions

Note from July 4, 2017: The solution in this post has been integrated into AWS WAF Security Automations, and AWS maintains up-to-date solution code in the companion GitHub repository.   AWS WAF is a web application firewall that integrates closely with Amazon CloudFront (AWS’s content delivery network [CDN]). AWS WAF gives you control to allow or block […]

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How to Import IP Address Reputation Lists to Automatically Update AWS WAF IP Blacklists

Note from July 3, 2017: The solution in this post has been integrated into AWS WAF Security Automations, and AWS maintains up-to-date solution code in the companion GitHub repository.   You can use AWS WAF (a web application firewall) to help protect your web applications from exploits that originate from groups of IP addresses that are known […]

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How to Prevent Hotlinking by Using AWS WAF, Amazon CloudFront, and Referer Checking

At some point, you might have to deal with hotlinking: when third parties embed in their websites the content they find on your websites. The third-party website does not incur the cost of hosting the content, which means your website can end up paying for the content other sites use. Now, you can use AWS […]

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How to Reduce Security Threats and Operating Costs Using AWS WAF and Amazon CloudFront

Note from July 3, 2017: The solution in this post has been integrated into AWS WAF Security Automations, and AWS maintains up-to-date solution code in the companion GitHub repository.   Some Internet operations trust that clients are “well behaved.” As an operator of a publicly accessible web application, for example, you have to trust that the clients […]

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How to Use AWS WAF to Block IP Addresses That Generate Bad Requests

Note from July 3, 2017: The solution in this post has been integrated into AWS WAF Security Automations, and AWS maintains up-to-date solution code in the companion GitHub repository.   Internet-facing web applications are frequently scanned and probed by various sources, sometimes for good and other times to identify weaknesses. It takes some sleuthing to determine the […]

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Register for and Attend This March 2 Webinar—Using AWS WAF and Lambda for Automatic Protection

Update: The video and slides from the webinar are now available. As part of the AWS Webinar Series, AWS will present Using AWS WAF and Lambda for Automatic Protection on Wednesday, March 2. This webinar will start at 10:00 A.M. and end at 11:00 A.M. Pacific Time (UTC-8). AWS WAF Software Development Manager Nathan Dye […]

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