cwe-326-inadequate-encryption-strength

Replace weak encryption algorithms and key sizes in Java code with AES-256 and RSA 2048-bit standards.

3|1|Updated Mar 6, 2026
One-click install
npx skills add https://github.com/DevelopersCoffee/java-cwe-security-skills --skill cwe-326-inadequate-encryption-strength
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: cwe-326-inadequate-encryption-strength
Source: https://github.com/DevelopersCoffee/java-cwe-security-skills/tree/main/cwe-326-inadequate-encryption-strength
Command: npx skills add https://github.com/DevelopersCoffee/java-cwe-security-skills --skill cwe-326-inadequate-encryption-strength

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill addresses vulnerabilities arising from the use of weak encryption algorithms or insufficient key strengths in Java applications, ensuring data confidentiality and integrity.

Core Features & Use Cases

  • Vulnerability Identification: Detects patterns indicative of inadequate encryption strength (e.g., weak key sizes, outdated algorithms).
  • Secure Code Transformation: Provides deterministic code fixes to implement stronger encryption standards like AES-256 and RSA with 2048-bit keys.
  • Use Case: A security audit flags the use of SHA1 for password hashing. This Skill can be applied to refactor the code to use a modern, secure hashing algorithm with proper salting and key derivation.

Quick Start

Apply the cwe-326-inadequate-encryption-strength skill to secure the Java code against weak encryption.

Frequently Asked Questions about cwe-326-inadequate-encryption-strength

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I fix inadequate encryption strength vulnerabilities in Java code?

Secure Java encryption by replacing weak algorithms like SHA1 and insufficient RSA key sizes. You enforce robust data confidentiality and integrity by upgrading to industry best practices such as AES-256 and RSA with 2048-bit keys.

What is considered inadequate encryption strength in Java applications?

Inadequate encryption strength in Java applications involves using weak cryptographic algorithms like SHA1 or insufficient key lengths such as 512-bit and 1024-bit RSA. These outdated standards fail to ensure robust data confidentiality and integrity against modern security threats.

Can I use this to remediate SAST findings for weak Java cryptography?

Yes, you can remediate SAST findings for weak Java cryptography. The process directly patches vulnerabilities flagged by security audits by providing deterministic code fixes that implement stronger encryption standards like AES-256 and RSA 2048-bit keys.

What's the best way to replace SHA1 for password hashing in Java?

The best way to replace SHA1 for password hashing in Java is to refactor the code using a modern, secure hashing algorithm. This secure code transformation implements proper salting and key derivation to resolve the vulnerability.

Does this approach support upgrading RSA key sizes to 2048-bit in Java?

Yes, this approach supports upgrading RSA key sizes to 2048-bit in Java. It identifies insufficient key sizes like 512-bit and 1024-bit RSA and replaces them with industry best practices to enforce strong cryptographic standards.