Port 6379: Redis
Port 6379 is Redis, an in-memory data store. Older Redis had no auth by default, so an exposed port 6379 is a classic breach vector; bind it to localhost.
TCPDatabasesUnencrypted by defaultIANA assigned
| Port number | 6379 |
|---|---|
| Service | Redis key-value store |
| Protocol | TCP |
| Category | Databases |
| Default encryption | No |
Security note. Port 6379 is not encrypted by default. Restrict it to trusted networks, or use an encrypted alternative where one exists, to avoid exposing credentials and data in transit.
Frequently asked questions
What is port 6379 used for?
Port 6379 is Redis, an in-memory data store. Older Redis had no auth by default, so an exposed port 6379 is a classic breach vector; bind it to localhost.
Is port 6379 TCP or UDP?
Port 6379 (Redis) uses TCP.
Is port 6379 secure?
Port 6379 is not encrypted by default. Where possible, use an encrypted alternative or tunnel it over TLS or a VPN.
Should I open port 6379 on my firewall?
Only if you specifically need Redis. Expose it to the smallest set of trusted sources, and never open database or Windows-service ports to the whole internet.