Preimage assaults. MD5 is susceptible to preimage attacks, where an attacker can discover an enter that hashes to a particular value. This power to reverse-engineer a hash weakens MD5’s performance in safeguarding sensitive info. append "1" little bit to information< // See: the input bytes are regarded as bit strings, https://sun-win17395.wssblogs.com/33504123/not-known-factual-statements-about-what-is-md5-technology