: MD5 acts as a "digital fingerprint" for a file. If even one bit of the file changes during a download due to network errors or disk failure, the hash will change completely.
The string 64DF16EA11B504D7687845DAC71F78E3 (often followed by other characters) is an . In the context of downloading files, its most useful feature is Data Integrity Verification . Why this is a useful feature Download File 64DF16EA11B504D7687845DAC71F78E34...
: It allows you to verify that the file you downloaded is exactly the same as the one provided by the source. : MD5 acts as a "digital fingerprint" for a file