1The proxy server is used to block access to certain websites from the company network.
2She appointed a proxy to vote on her behalf at the shareholders' meeting.
3The government has accused the neighboring country of using proxy forces to carry out attacks on its territory.
4In some countries, a proxy marriage is allowed, where a person is married by a representative rather than in person.
5The company is using a proxy to test the security of its online systems, simulating various types of cyber attacks.