Hello I already configure my Webdav server with SSL server cert. is working fine. I will like to know if there is away to configure the WebDav with a client side ssl certificate. I'm using Centos 6. my conf Code: <VirtualHost webdav:443> DocumentRoot /domains/xxx/webdav/ DirectoryIndex index.php SSLEngine on SSLCertificateFile /etc/ssl/ca/ca.crt SSLCertificateKeyFile /etc/ssl/ca/ca.key SSLCACertificateFile /etc/ssl/ca/ca.crt SSLVerifyClient require SSLVerifyDepth 3 #SSLSessionCacheTimeout 43200 <Directory "/xxx/webdav/"> Options all Order allow,deny Allow from all </Directory> # ShareFolder Alias /sharefolder /xxx/webdav/sharefolder <Directory /xxx/webdav/sharefolder> Dav On SSLRequireSSL Options Indexes FollowSymLinks MultiViews IndexOptions FancyIndexing AddDefaultCharset UTF-8 AuthType Basic AuthName "WCS SHARE WebDAV Server" AuthUserFile /etc/httpd/webdav.sharefolder.pwd Require valid-user Order allow,deny Allow from all </Directory> Thanks for the advise Jorge