Block a user
Security: No connection limits or timeouts enables fork-bomb / slowloris
Security: TLS client does not verify server hostname
Security: Path traversal in received file paths
Security: Unbounded network allocation allows denial-of-service
Feature: Sparse file handling (--sparse)
Feature: SSH key/agent options and remote shell customization
Feature: Compression algorithm negotiation (not just zstd)
Feature: Checksum-based whole-file comparison (-c, --checksum)
Feature: Daemon/server mode equivalent to rsyncd
Feature: IPv6 and bind-address support
Feature: Connection timeouts, retries, and keepalive
Feature: Delete policies and ordering (--delete-before, --delete-after, --delete-excluded, --max-delete)
Feature: Backup and versioning (--backup, --backup-dir, --suffix)
Feature: Preserve symlinks, hard links, and special files (-l, -H, -D)
Feature: Transfer statistics output (--stats)
Feature: Rich filter rules and file lists (--filter, --files-from, --exclude-from)
Feature: Partial/incomplete transfer resumption (--partial, --partial-dir, --inplace)