How can I decrypt a file without the original encryption software?

AES 256 is reliable, but be cautious! Just knowing the algorithm isn't enough; the format matters too. Before you try anything else, see if you can find any documentation or info about EncryptionSafe's specific method of encryption. That could give you a real leg up.

You're in a bit of a bind, huh? First off, I totally get the frustration with losing access to your encryption software. You might want to check out the Internet Archive for any available downloads of EncryptionSafe. I stumbled across a link that might help: https://web.archive.org/web/20250228234519/https://encryptionsafe.com/. If that doesn't work, consider reaching out to the developer if you can find their contact info. They might have a decryption tool or at least some advice for you!

If you're feeling adventurous, why not try using AI? Tools like Claude can help gather info about the software. You can feed it your encrypted file, the encryption key, and the software name to see if it can whip up a script to decrypt it. Just remember, do your research before sending sensitive data to any service.

You could attempt to replicate the same software and use your key with it, but there's a big risk there. If the program was poorly made, it might just work. But tread lightly; if it's something important, hiring an expert is a safer bet, even if it costs a fair amount.

The tricky part with AES is while it's a standard, the way the tool saves it isn’t. So, if you can’t find that exact software, you might be out of luck. You could try figuring out the file format it used and using OpenSSL for a workaround. Good luck!