"There's widespread disappointment," said Dan Kaminsky, a prominent security researcher.
Apart from the tech companies, seven prominent security experts and 32 law professors signed on to joint briefs on Thursday.
Unidentified assailants killed a prominent security official on Tuesday in the troubled North Caucasus region, which has a simmering Islamic insurgency.
And it turns out that the maple leaf depicted in a prominent security feature on the new notes most closely resembles a Norwegian maple, rather than one of the country's ten native species.
It worries that North Korea's nuclear and missile programmes are being used as an excuse by Japanese politicians to push their country into playing a more prominent security role around the world.
Office building lobbies need to be equipped with prominent security desks and physical barriers to prevent people from getting into the building without being cleared by security personnel, they say.
The United States has a rather bizarre history of blasting rock music into the ears of presumed enemies, so it seemed plausible when a prominent security expert reported Monday that a new cyberattack on Iran's atomic program included workstations erupting in booms of "Thunderstruck" by AC/DC, an Australian rock band.
In 2011, after a prominent security and anti-corruption expert was killed by motorcycle hitmen, Honduras banned motorcycle passengers all together.While he admits that motorcycle crime is a formidable problem in Argentina and the region, Juan Belikow, an Argentine security expert, has little faith in Mr Scioli's new rule.
It is aimed to deliver high-speed data services with QoS and prominent security features in several large geographical areas.
A prominent security official visiting polling stations told the BBC that any measures to impede the referendum would be dealt with firmly.
Now, one of the more prominent security startups fighting this has raised a significant round of funding to help tackle the issue head-on.
