Avoid RC4

Docs > Code Analysis > Static Analysis Rules > Avoid RC4

This page is not yet available in Spanish. We are working on its translation.
If you have any questions or feedback about our current translation project, feel free to reach out to us!

Metadata

ID: javascript-node-security/avoid-crypto-rc4

Language: JavaScript

Severity: Warning

Category: Security

CWE: 328

Description

Use of RC4 security protocol exposes your application to vulnerabilities.

Learn More

JS Crypto Library, RC4

Non-Compliant Code Examples

var encrypted = CryptoJS.RC4.encrypt("Message", "Secret Passphrase");
var decrypted = CryptoJS.RC4.decrypt(encrypted, "Secret Passphrase");

How to use this rule

1
2
rulesets:
  - javascript-node-security     # Rules to enforce JavaScript node security.

Create a static-analysis.datadog.yml with the content above at the root of your repository
Use our free IDE Plugins or add Code Analysis scans to your CI pipelines
Get feedback on your code

For more information, please read the Code Analysis documentation

VS Code Extension

Identify code vulnerabilities directly in your
VS Code editor

JetBrains Plugin

Identify code vulnerabilities directly in
JetBrains products