Task Description

1. Experimentation with CrypTool Online:
   • Access: Use this link to access CrypTool Online: CrypTool Online.
   • Tasks to Perform:
     • Experiment with at least two symmetric algorithms, including AES.
     • Perform encryption and decryption using different key lengths.
     • Observe and note the time taken for encryption/decryption processes.
2. Detailed Report Writing:
   • Length: 150-300 words.
   • Content Guidelines:
     • Introduction: Brief overview of CrypTool and the chosen algorithms.
     • Methodology: Describe the steps you followed in your experimentation.
     • Observations:
       • Discuss the performance, security, and ease of use of each algorithm.
       • Include any challenges or interesting findings.
     • Screenshots: Attach relevant screenshots to showcase your work.
     • Conclusion: Reflect on the practical aspects of symmetric encryption and its applications.

Submission Requirements

• Submit your report in a Word/PDF document.
• Include all relevant screenshots and observations.
• Ensure your report is well-structured and proofread.

https://www.cryptool.org/en/cto/aes-step-by-step