Justice Minister Jim O'Callaghan has presented new legislation to Cabinet that will allow gardaí to use controversial technology to gain access to encrypted messages on services such as WhatsApp.

Some politicians and groups are concerned about the potential abuse of the technology against members of the public.

Pat Leahy, former Assistant Garda Commissioner and Olga Cronin, Surveillance and Human Rights Senior Policy Officer, Irish Council for Civil Liberties, debate the issue.

To catch the full conversation, press the 'play' button on this page.