While there isn't a single universal "feature" named exactly this, the context likely refers to one of the following:
# Check hash type (example for NTLM, SHA1, MD5) hashid hash.txt passlist txt 19 2021
: While the file was too large for efficient targeted attacks due to its "noise" level, it served as a wake-up call for users to move away from predictable, dictionary-based passwords toward complex, unique passphrases. While there isn't a single universal "feature" named