Human memory is semantic Memorize: nbccbsabc Memorize: tkqizrlwp 3 Chunks vs. 9 Chunks Usability Goal: Minimize Number of Chunks 26 Source: The magical number seven, plus or minus two [Miller, 56]Human memory is Semantic • Memorize: nbccbsabc • Memorize: tkqizrlwp • 3 Chunks vs. 9 Chunks! • Usability Goal: Minimize Number of Chunks Topic 3: User Authentication 26 Source: The magical number seven, plus or minus two [Miller, 56] 2/3/2021