Hi, i've a realy strange problem: With host1 i log in into gmail.com - now i open a browser-iceweasel on host2, and go to gmail.com - i'm automaticaly logged in with the account from host1. - wtf ? The clients, in my case are standalone debian hosts. here is my squid.conf (3.1.20-2.2) ----- auth_param basic program /usr/lib/squid3/squid_ldap_auth myldapquery auth_param basic children 5 auth_param basic realm TERMINAL-Proxy auth_param basic credentialsttl 1 minute access_log syslog squid access_log /var/log/squid3/access.log http_port 3128 # ACL List acl whitelist_domains dstdomain "/etc/squid3/whitelist_domains" acl localhost src 127.0.0.1/32 ::1 acl whitelist_ips dst "/etc/squid3/whitelist_ips" acl ldap-auth proxy_auth REQUIRED acl whitelist_fileext urlpath_regex "/etc/squid3/whitelist_fileext" cache deny all always_direct allow all # http_access rules http_access allow whitelist_domains http_access allow whitelist_ips http_access allow whitelist_fileext http_access allow localhost http_access allow ldap-auth http_access deny all error_directory /usr/share/squid3/errors/custom ----- thx & best regards