The primary bit during the byte (also the top bit in the first nibble) is flipped to produce 00000111, and that is 0x07, as shown within the reduced sample. How can it make certain that it’s unfeasible for another input to hold the exact output (MD5 not does this as https://raymondnidwo.dreamyblogs.com/33906435/new-step-by-step-map-for-what-is-md5-technology