The "caching" aspect of the file name is not just for show. In high-traffic environments, the computational cost of repeatedly hashing passwords for frequent connection attempts can be significant.
To understand the DLL, one must understand the problem it solves. Prior to MySQL 8.0, the standard authentication method was mysql_native_password . While functional, it had limitations regarding password hashing security and how it handled secure connections. caching-sha2-password.dll
If you find this file outside these directories (e.g., in System32 or Temp folders), it could be a sign of malware camouflaging itself with a legitimate name. The "caching" aspect of the file name is not just for show
This report outlines the technical function, security role, and troubleshooting procedures for the file, a critical component of modern MySQL database connectivity. 1. Executive Summary Prior to MySQL 8
[mysqld] plugin-dir="C:/Program Files/MySQL/MySQL Server 8.0/lib/plugin" default_authentication_plugin=caching_sha2_password