The Internet slang phrase "full information" is used in the context of carding and financial fraud on the dark web to refer to comprehensive data sets of personally identifiable information obtained from phishing schemes, web skimming activities on eCommerce platforms, and malware and botnet-infected endpoint devices.
Fullz frequently contains payment information and logs. Complete personal information can be used by a threat actor to get over online banking security measures and remove money from victims' accounts.