A password-protected link adds a second layer, but the primary decryption key is still embedded. MEGA’s password protection is not as strong as the native E2EE – use it only for low-sensitivity files.
Decryption happens locally in your browser using JavaScript. Very large files (10GB+) can take minutes to decrypt depending on your CPU. This is normal and actually proves MEGA cannot see your data. decryption key mega.nz