# Getting invalid signature error in my angular app

**URL:** <https://devforum.zoom.us/t/getting-invalid-signature-error-in-my-angular-app/69899>\
**Category:** Web\
**Created:** [June 3, 2022, 2:39am UTC](https://devforum.zoom.us/t/getting-invalid-signature-error-in-my-angular-app/69899 "2022-06-03T02:39:55Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![amaheshwari](https://avatars.discourse-cdn.com/v4/letter/a/48db29/32.png) [@amaheshwari](https://devforum.zoom.us/u/amaheshwari)\
**Post date:** [June 3, 2022, 2:39am UTC](https://devforum.zoom.us/t/getting-invalid-signature-error-in-my-angular-app/69899/1 "2022-06-03T02:39:55Z")

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**Description**  
Hii… i am using zoom web sdk using cdn in angular app and after successfully implementation of web sdk using cdn when it comes to call generate signature function it gives error signature is invalid even after signature is generated.

**Browser Console Error**

 ![Screenshot from 2022-06-03 08-04-17](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/d/b/dbbbc60eed2de4ca637898ac29d3811136405971.png)

**Which Web Meeting SDK version?**  
SDK version is 2.4.0

**Meeting SDK Code Snippets**

 ![Screenshot from 2022-06-03 07-59-44](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/b/4/b45f832c8574ff0621406d5abe990275add00491.png)

**Screenshots**

 ![Screenshot from 2022-06-03 08-04-17](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/d/b/dbbbc60eed2de4ca637898ac29d3811136405971.png)  
 ![Screenshot from 2022-06-03 07-59-44](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/b/4/b45f832c8574ff0621406d5abe990275add00491.png)  
 ![Screenshot from 2022-06-03 07-58-33](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/2/6/26d333132263a15d3bae36f81e7ff792fd9aa14c.png)

**Device (please complete the following information):**

- Device: Lenovo thinkpad
- OS: ubuntu
- Browser: crome
- Browser Version :Version 101.0.4951.64 (Official Build) (64-bit)

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/6/1/614bdd549b610bbaa46ff934617683a02bdaa03c.png) [@system](https://devforum.zoom.us/u/system)\
**Post date:** [July 3, 2022, 12:40pm UTC](https://devforum.zoom.us/t/getting-invalid-signature-error-in-my-angular-app/69899/2 "2022-07-03T12:40:10Z")

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