Related Clues:

• String sought by those going phishing?: Abbr
• 555-55-5555, e.g.: Abbr
• ID thief's target
• Credit application no
• Application info: Abbr
• Form 1040 fig
• It never starts with 666: Abbr
• Fig. supplied on a 64-Down form
• Nine-digit no
• Phishing fig
• Hyphenated fig
• I.R.S. datum
• Fig. coveted by identity thieves
• Confidential personal ID
• ID where you might reveal the last 4