No Alternative Certificate Subject Name Matches Target Host Name 'download.docker.com' !!hot!! May 2026

The error "no alternative certificate subject name matches target host name 'download.docker.com'" is a common SSL/TLS handshake failure. It occurs when your system tries to connect to Docker's servers, but the security certificate presented by the network doesn't match the URL you are requesting. This usually points to a network interception issue rather than a problem with Docker itself. What Causes This Error?

Restart Docker: systemctl daemon-reload && systemctl restart docker The error "no alternative certificate subject name matches

Fixing the "No Alternative Certificate Subject Name Matches Target Host Name" Error for Docker The error "no alternative certificate subject name matches