The federal government has ruled out blocking access to mainstream social media platforms including Facebook and Twitter despite its crackdown on websites hosting violent material or terrorism content.

The Christchurch terror attack in March sparked a global backlash after live footage from the accused gunman's massacre spread online.

Social media platforms will be exempt from the government's new measures to block terror content. Credit:AP

In response, the Morrison government set up a taskforce to establish a framework for blocking violent content during future crises.

On Sunday the government accepted a recommendation to empower internet service providers and telecommunications companies to block specific websites hosting terrorist material.