The motto of the city of Paris, "Fluctuat nec mergitur" , painted by graffiti artists Grim Team on a hoarding in place de la Republique the morning after the Nov. 13, 2015, terrorist attacks, is seen here reflected in the rain-splashed paving on Nov. 21, 2015. As legislators debate new antiterrorism laws, police and security services have been studying how technology hinders their enquiries, according to French newspaper Le Monde.