October 24, 205 WikiLeaks founder Julian Assange has urged journalists to use regular postal services to thwart government spying.

“My recommendation, for people who don’t have 10 years’ experience in cryptography, is to return to old methods [and] use the traditional postal service,” Assange said in an interview published Saturday.

“Journalists are treated by intelligence services as spies,” he told the Belgian daily Le Soir. “The same methods used against spies are used against journalists, and now journalists must learn counter-espionage methods to protect their sources.”

Read more: AFP.com