credit card generator

ccgen.sh

# ccgen [Bash] - by Gameye98/DedSecTL
# credit card generator - use luhn or modulus 10 algorithm to generate a valid credit card number
# ---
# author: DedSecTL/Gameye98
# team: BlackHole Security
# license: WTFPL
# ---
result=()
cc_digit[0]=13
cc_digit[1]=14
cc_digit[2]=15
cc_digit[3]=16
cc_digit[4]=17
while true; do
	if [[ ${#result[@]} -eq 10 ]]; then
		break
	fi
	x=0
	nvar=0
	num=()
	num_n=()
	begin=1
	end=$((RANDOM % ${#cc_digit[@]}))
	for i in $(seq ${begin} ${cc_digit[${end}]}); do
		num+=($((RANDOM % 10)))
	done
	for num_x in $(echo ${num[@]} | rev); do
		if [[ ${x} == 1 ]]; then
			num_xx=$[${num_x} * 2]
			if [[ ${num_xx} -gt 9 ]]; then
				num_xx=$[${num_xx} % 10 + 1]
			fi
			num_n+=(${num_xx})
			x=0
		elif [[ ${x} == 0 ]]; then
			num_n+=(${num_x})
			x=1
		fi
	done
	for n in ${num_n[@]}; do
		nvar=$[${nvar} + n]
	done
	if [[ ${nvar} -eq 70 ]]; then
		for n in ${num[@]}; do
			printf ${n} >> $PREFIX/tmp/ccgen_tmp.x
		done
		result+=($(cat $PREFIX/tmp/ccgen_tmp.x))
		rm $PREFIX/tmp/ccgen_tmp.x
	fi
done
for cc in ${result[@]}; do
	echo ${cc}
done