Update README

README.md

@@ -17,11 +17,11 @@
 
 Harden-Runner provides network egress filtering and runtime security for GitHub-hosted and self-hosted runners.
 
-Check out this [case study video](https://www.stepsecurity.io/case-studies/flank) on how Harden-Runner detected a supply chain attack on a Google open-source project.
+Learn how Harden-Runner works through the video below, which shows how it detected a supply chain attack on a Google open-source project.
 
-<a href="https://www.stepsecurity.io/case-studies/flank" target="_blank"><img src="images/flank.png" alt="Harden-Runner detected supply chain attack in a Google open-source project" title="The call to raw.githubusercontent.com made by the exploit code was not in the baseline and was detected as anomalous by Harden-Runner! Click to watch the video."></a>
+<a href="https://youtu.be/Yz72qAOrN9s" target="_blank"><img src="images/case-study-thumbnail.png" alt="Harden-Runner detected supply chain attack in a Google open-source project" title="This case study video shows how StepSecurity Harden-Runner detected a CI/CD supply chain attack in real-time in Google’s open-source project Flank"></a>
 
-## Explore open source projects using Harden-Runner
+## 3,000+ open source projects use Harden-Runner
 
 | [![CISA](https://avatars.githubusercontent.com/u/18539691?s=60&v=4)](https://app.stepsecurity.io/github/cisagov/skeleton-generic/actions/runs/7588528684) | [![Microsoft](https://avatars.githubusercontent.com/u/6154722?s=60&v=4)](https://app.stepsecurity.io/github/microsoft/ebpf-for-windows/actions/runs/7587031851) | [![Google](https://avatars.githubusercontent.com/u/2810941?s=60&v=4)](https://app.stepsecurity.io/github/GoogleCloudPlatform/functions-framework-ruby/actions/runs/7576989995) | [![DataDog](https://avatars.githubusercontent.com/u/365230?s=60&v=4)](https://app.stepsecurity.io/github/DataDog/stratus-red-team/actions/runs/7446169664) | [![Intel](https://avatars.githubusercontent.com/u/17888862?s=60&v=4)](https://app.stepsecurity.io/github/intel/cve-bin-tool/actions/runs/7590975903) | [![Kubernetes](https://avatars.githubusercontent.com/u/36015203?s=60&v=4)](https://app.stepsecurity.io/github/kubernetes-sigs/cluster-api-provider-azure/actions/runs/7591172950) | [![Node.js](https://avatars.githubusercontent.com/u/9950313?s=60&v=4)](https://app.stepsecurity.io/github/nodejs/node/actions/runs/7591405720) | [![AWS](https://avatars.githubusercontent.com/u/2232217?s=60&v=4)](https://app.stepsecurity.io/github/aws/aperf/actions/runs/7631366761) |
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