EntityQ1702258· pop 21· linked from 25 articlesJohn the RipperSign in to savepassword-cracking software applicationConnectionsbrute-force attackEntityoperating systemEntitydictionaryEntityMicrosoft WindowsEntityInternational Standard Book NumberEntityQ11368Entityfree softwareEntitydigital object identifierEntityQ7715973EntityJack the RipperEntityQ850EntityGNU General Public LicenseEntityprogrammerEntityencryptionEntityregular expressionEntityDOSEntitysoftware licenseEntityhash functionEntityBeOSEntityData Encryption StandardEntityCategoriesCross-platform softwareCryptanalytic softwareFree security softwarePassword cracking softwareYear of introduction missing