Internet Lock is an access control and password protection software for your Internet and intranet connections, it can deny or password protect any program to access the Internet/intranet on any TCP/IP port. Internet Lock works with the “RULES” mode: you can add one or more rules to the software to control its works. A rule normally has such format: [Allow/Deny/Password Protect] [Program] on [Port].

Internet Lock allows users to fully control the access to the internet for each program and each port, it also supports schedule feature.