Seeking again on the diagram over again, once we trace the strains onward, we see that the result of our left change goes to another modular addition box. This algorithm was produced by Ronald Rivest in 1991, and it is commonly used in digital signatures, checksums, and other security applications. https://spencerwcehj.ampblogs.com/rumored-buzz-on-what-is-md5-s-application-70328944