How to check the originality of a file?

Question

Hashing

File to check
Original
in order to download a file from the HP off site, you need to register the server under a guarantee that does not exist, you need to make sure that all pirated ones do not contain malware.
That's where I found the file

. How do you check the hashes?
How to fake them?
Should I trust the file or can I do without it to install the OS on gen8 proliant?

Answer 1

How do you check hashes?

Download iso,
sha256sum file.iso(for *nix).

How to fake them?

SHA256 is a reliable hash function, MD5 could still be expected to be faked, and even then it takes too much computing resources. Nobody will bother