STRATO HiDrive

STRATO HiDrive is a cloud storage service operated by STRATO, headquartered in Berlin, with files stored in two high-security data centres in Germany under DSGVO. Access is available via SFTP, WebDAV, SMB, rsync, SCP and Git, with optional zero-knowledge client-side encryption, two-factor authentication and automatic versioned backups. HiDrive holds the German "Trusted Cloud" mark and an ISO 27001 / TÜV Nord certification. There is no permanent free plan; eight personal and business tiers are sold by storage size, with HiDrive4You at around €1/month for 100 GB.