SEC GUY / JOB READY / ENCRYPTION LAB 03
The wrong key stays locked.
Decrypt the packet from Lab 02, or generate a self-contained sample here. Change the passphrase to see authenticated decryption fail.
Start this lab →03 / 10 DECRYPTIONBrowser-based trainingSafe sample data only
UNDERSTAND THE IDEA
Unlock the vault
AES-GCM decryption needs the correct key and an unmodified packet. Failure should be handled as a failure, not displayed as plausible plaintext.
Generate a sample packet, decrypt it with the shown training passphrase, then deliberately change one character and try again.
INTERACTIVE / LAB 03
Try it yourself.
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Recovered plaintext
CHECK YOUR UNDERSTANDING