Cross Site Scripting (XSS) Explained with JavaScript

Cross-site scripting is a major security concern on the web. This video talks about how to spot it and prevent against it.

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In this video, we'll be talking about JavaScript Cross-Site Scripting (XSS). XSS is a vulnerability in web applications that allows an attacker to inject malicious code into a web page, resulting in the execution of the code in the context of the user who is viewing the page.

So what is cross site scripting? Cross site scripting is a method of injection that uses the same input as the user, making the user execute the code in their browser. In this video, we'll be discussing how to detect and prevent XSS attacks in your web applications.

More resources:

Chapters:

00:00 Intro
00:08 What is Cross-Site Scripting?
00:51 1. Reflected XSS
02:19 2. Persistent XSS
03:42 3. DOM-based XSS
05:00 Mitigation Steps
05:15 1. Don't Trust Anything
05:44 2. Content Security Policy
06:30 Conclusion

[keshavjha]

Hi tejas, please keep making these videos..so i get to learn some amazing things..btw I watched have all of talks and all of them are super amazing and they have helped me lot

[TheTrustyTradesman]

Caught ya off the newtubers subreddit - definitely one of the higher quality videos I've seen. You're good on camera. Keep it up you'll do well.

[orkohunter]

Hoping to see more of these Tejas! Durghatana all over the place 😂

[hnaxf]

Much better than my college lecturer 👍

[shriramcs]

Hi Tejas, thanks for the video. It's power packed. To the point. Go to source. 🙌