A supplier offers to deliver reports by FTPS or by SFTP. The ministry's firewall already allows SSH to the file server and nothing else. Which option works without a new firewall rule?
Un fournisseur propose de livrer des rapports par FTPS ou par SFTP. Le pare-feu du ministère autorise déjà SSH vers le serveur de fichiers, et rien d'autre. Quelle option fonctionne sans nouvelle règle de pare-feu ?
Answers
AFTPS, because it is FTP with encryption on port 21FTPS, car c'est du FTP chiffré sur le port 21
BSFTP, because it runs inside SSH on port 22SFTP, car il fonctionne à l'intérieur de SSH sur le port 22
CEither, because both of them use port 443Les deux, car ils utilisent tous deux le port 443
DNeither, because file transfer always needs port 20Aucune, car le transfert de fichiers exige toujours le port 20
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