Extract PII from files

PII.sh

# Visa
cat *.txt | grep -E -o "4[0-9]{3}[ -]?[0-9]{4}[ -]?[0-9]{4}[ -]?[0-9]{4}" > visa.txt

# MasterCard
cat *.txt | grep -E -o "5[0-9]{3}[ -]?[0-9]{4}[ -]?[0-9]{4}[ -]?[0-9]{4}" > mastercard.txt

# American Express
cat *.txt | grep -E -o "3[47][0-9]{13}" > american-express.txt

# Diners Club
cat *.txt | grep -E -o "3(?:0[0-5]|[68][0-9])[0-9]{11}" > diners.txt

# Discover
cat *.txt | grep -E -o "6011[ -]?[0-9]{4}[ -]?[0-9]{4}[ -]?[0-9]{4}" > discover.txt

# JCB
cat *.txt | grep -E -o "(?:2131|1800|35d{3})d{11}" > jcb.txt

# AMEX
cat *.txt | grep -E -o "3[47][0-9]{2}[ -]?[0-9]{6}[ -]?[0-9]{5}" > amex.txt

# Extract Social Security Number (SSN)
cat *.txt | grep -E -o "[0-9]{3}[ -]?[0-9]{2}[ -]?[0-9]{4}" > ssn.txt

# Extract Indiana Driver License Number
cat *.txt | grep -E -o "[0-9]{4}[ -]?[0-9]{2}[ -]?[0-9]{4}" > indiana-dln.txt

# Extract US Passport Cards
cat *.txt | grep -E -o "C0[0-9]{7}" > us-pass-card.txt

# Extract US Passport Number
cat *.txt | grep -E -o "[23][0-9]{8}" > us-pass-num.txt

# Extract US Phone Numberss
cat *.txt | grep -Po 'd{3}[s-_]?d{3}[s-_]?d{4}' > us-phones.txt

# Extract ISBN Numbers
cat *.txt | egrep -a -o "ISBN(?:-1[03])?:? (?=[0-9X]{10}$|(?=(?:[0-9]+[- ]){3})[- 0-9X]{13}$|97[89][0-9]{10}$|(?=(?:[0-9]+[- ]){4})[- 0-9]{17}$)(?:97[89][- ]?)?[0-9]{1,5}[- ]?[0-9]+[- ]?[0-9]+[- ]?[0-9X]" > isbn.txt