``` $ ./hex2blf data.txt data.blf [*] Loaded 21627 hashes, false positive rate: ~9.404e-106 (1 in ~1.063e+105) [*] Writing bloom filter to 'data.blf'... [+] Success! $ cat data.txt | xxd -p -r - data.bin ``` ``` $ cat data.txt | ./blfchk data.blf data.bin 19791 ```