Helwan ISO Signer & Verifier

Helwan ISO Signer & Verifier is a simple tool to sign ISO files and verify their signatures. It is designed for users who want a safe and easy way to generate release files and ensure file integrity.

1. Sign ISO

Select the ISO File: Click Browse ISO and choose your ISO file.
Select Output Directory: Choose where the signed files will be saved. Default is release folder.
Choose Hash Algorithms: Pick one or more hashing algorithms. Recommended: SHA256.
Start Signing: Click the Sign and Generate Release Files button.
View Progress and Logs: The progress bar shows the overall process. Log messages will appear below.
Final Output: After completion, the output path is displayed. Click Open Folder to view the signed files.

Tip: At least one hash algorithm must be selected before signing.

2. Verify ISO Signature

Select ISO File: Click Browse ISO in the Verify tab.
Select Signature File: Choose the corresponding .sig or .asc file.
Start Verification: Click Start Verification.
Check Results: Logs will show if verification passed or failed. A message box confirms the result.

Note: If verification fails, the ISO file may be corrupted or altered.

3. Hash Options Explained

SHA256: Recommended for general security.
SHA512: Stronger but slower than SHA256.
SHA3-512: Modern and secure alternative.
BLAKE2b: Fast and secure hash.
SHA1 / MD5: Legacy hashes, less secure, only for compatibility.

4. Tips & Best Practices

Always save ISO files in a safe location before signing.
Use SHA256 or higher for production releases.
Check the output log to ensure all files were signed correctly.
Open the final output folder to confirm that signature files were created.

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