How PasswordEye calculates trust score

PassportEye uses multiple factors in calculating the total score, including MRZ verification score, EXIF legitimacy score,

• MRZ score

• Compares birth date checksum in MRZ to the calculated checksum - 15/100 points
• Compares personal number checksum in MRZ to the calculated checksum - 15/100 points
• Compares expiration date checksum in MRZ to the calculated checksum - 15/100 points
• Sanity-checks name length - 10/100 points
• Sanity-checks surname length - 10/100 points
• Sanity-checks country code - 15/100 points
• Sanity-checks nationality - 10/100 points
• Sanity-checks miscellaneous fields - 10/100 points

• EXIF check - can only decrease trust score

• Starts with 100 points
• Remains on the same level if EXIF is blank
• Remains on the same level if EXIF contains info about a digital camera
• Checks if the EXIF fields contains info about image editing programs - -100/100 points