Is port 8200 (HashiCorp Vault) dangerous?

Port 8200 is classified as critical risk and should not be exposed to the public internet. It transmits data without encryption, making it vulnerable to eavesdropping and credential theft.

Should port 8200 be open on my firewall?

No, port 8200 should not be open to the public internet. Block it at the firewall and use encrypted alternatives such as SSH, SFTP, or HTTPS instead.

What transport protocol does port 8200 use?

Port 8200 (HashiCorp Vault) uses the TCP transport protocol and falls under the Security & VPN category.

:8200 (TCP)

HashiCorp Vault

Critical Risk

TCP — Security & VPN

Port Overview

Port Number 8200

Service Name HashiCorp Vault

Transport Protocol TCP

Category Security & VPN

Security Risk Critical

Port Range Registered (1024-49151)

What is Port 8200?

Port 8200 is the default port for HashiCorp Vault, an enterprise secrets management and encryption-as-a-service platform. Vault clients and applications use this port to authenticate, retrieve secrets, and request dynamic credentials. This is one of the most security-sensitive ports in a modern cloud infrastructure and must be tightly access-controlled.

TCP Security & VPN Commonly Used

Security Considerations

Port 8200 (HashiCorp Vault) is classified as critical risk. This port should not be exposed to the public internet. The service transmits data without encryption, making it vulnerable to eavesdropping, credential theft, and man-in-the-middle attacks.

Recommendation: Block this port at the firewall. Use encrypted alternatives (SSH, SFTP, HTTPS) instead.

Related Ports — Security & VPN

31 MSG-AUTH 48 Auditd 49 TACACS 56 XNS-AUTH 62 ACA Services 65 TACACS-DS 88 Kerberos 90 DNSIX Security

Related Terms

SSL/TLS Certificate DDoS DNS Spoofing Encryption Firewall HTTPS