Journalists from the El Faro investigative outlet believe President Nayib Bukele's government purchased the spyware and is behind the hacking.
New rules promise to curb the nationwide extortion schemes run by the powerful street gangs, which are worth millions of dollars in the region.
Many of the attendees made the Nazi salute popularized by Adolf Hitler, while others had tattoos of the German dictator, according to a press report.
At least 83 inmates have died in the country's opaque and overcrowded prison system in the eight months since a gang crackdown.
A surging number of Mexican women are signing up to become surrogates for Americans and Europeans who want babies.
Blanca Esmeralda Gallardo, who was looking for her missing daughter Betzabé, is the latest activist searching for a disappeared family member to be killed in Mexico.
Agents attempted to subdue Manuel González Morán with a taser before they shot him.
Inspired by the NRA, pro-gun enthusiasts have turned into a political juggernaut.
The latest killing is part of the brazen violence that has plagued the nation as it has grown as a regional drug-trafficking hub.
September 19 is the date that major quakes hit the city in 2017 and 1985.