## Answer Change "PasswordPolicies" in the parameter file "[Security.json](/ja/manual/security-json)". --- ## Limitations If you set or change a password after changing the parameter file, the new policy will be applied. You can continue to use registered passwords. ## Overview By changing the parameter file "[Security.json](/ja/manual/security-json)", you can change password policies such as account lock settings when multiple logins fail, password expiration settings, and the minimum password length. After changing the parameter file, restart IIS. ## Related Information <div id="ManualList"><ul><li><a href="/en/manual/security-json">Set Parameter: Security.json</a><span>10.02.2024 up</span></li></ul></article></div><input id="SearchTextHidden" type="hidden" value="" />