This means of transferring data encrypts your password and the data during the transfer, keeping it safe from prying eyes.ĪLSO READ: 6 TrueCrypt Alternatives for Reliable Data Encryption FileZilla comes up early in searches for FTP and SFTP clients, but viable free and proprietary Filezilla alternatives do exist - some of them with more intuitive interfaces, better features, or connections to more tools.Īlthough FTP has been the go-to file transfer mode for almost 30 years, recent updates to security have caused many developers to switch to SFTP, or secure file transfer protocol.