Communications of the ACM
Generative AI Degrades Online Communities
How large language models are influencing online communities.
From ACM Opinion
Captchas Are Becoming Security Theater
CAPTCHAs are a time-worn way for humans to tell computers that we are human.
From ACM Opinion
There's No Real Difference Between Online Espionage and Online Attack
Back when we first started getting reports of the Chinese breaking into U.S. computer networks for espionage purposes, we described it in some very strong language...
From ACM News
Everything We Know About How the Nsa Tracks People's Physical Location
Glenn Greenwald is back reporting about the NSA, now with Pierre Omidyar's news organization FirstLook and its introductory publication, The Intercept.
From ACM Opinion
I See You: The Databases That Facial-Recognition Apps Need to Survive
Privacy concerns have been ignited by "NameTag," a facial-recognition app designed to reveal personal information after analyzing photos taken on mobile devices...
From ACM Opinion
What If Your Autonomous Car Keeps Routing You Past Krispy Kreme?
On a future road trip, your robot car decides to take a new route, driving you past a Krispy Kreme Doughnut shop.
From ACM Opinion
Why Google Bought Nest: A Theory
Google is acquiring Nest, makers of a smart thermostat, for a reported $3.2 billion.
From ACM Opinion
Stanford Researchers: It Is Trivially Easy to Match Metadata to Real People
In defending the NSA's telephony metadata collection efforts, government officials have repeatedly resorted to one seemingly significant detail: This is just metadata—numbers...
From ACM Opinion
Could a $500 Gadget Have Prevented the Metro-North Tragedy?
Investigators are still studying what caused the derailment of a Metro-North commuter train on its way to Grand Central Terminal just over a week ago, killing four...
From ACM Opinion
All Can Be Lost: The Risk of Putting Our Knowledge in the Hands of Machines
On the evening of February 12, 2009, a Continental Connection commuter flight made its way through blustery weather between Newark, New Jersey, and Buffalo, New...
From ACM Opinion
The Battle For Power on the Internet
We're in the middle of an epic battle for power in cyberspace.
From ACM Opinion
Playing War: How the Military ses Video Games
According to popular discourse, video games are either the divine instrument of education’s future or the software of Satan himself, provoking young men to carry...
From ACM Opinion
Civics For a Digital Age
Over half of the world’s population lives in urban environments, and that number is rapidly growing according to the World Health Organization.
From ACM Opinion
The Real, Terrifying Reason Why British Authorities Detained David Miranda
Last Sunday, David Miranda was detained while changing planes at London Heathrow Airport by British authorities for nine hours under a controversial British law—the...
From ACM Opinion
What Snowden and Manning Don't nderstand About Secrecy
As an old reporter who has from time to time outed classified information, I have watched the cases of Bradley Manning and Edward Snowden with professional interest...
From ACM News
Among the Nsa's Own Tips For Securing Computers: Remove the Webcam
Seems like everything gets hacked these days. Baby monitors. White House employees' personal email. Toilets.
From ACM Opinion
What Does It Really Matter If Companies Are Tracking US Online?
Say you, like me, went to bed a little early last night.
From ACM Opinion
How to Think About Drones
Consider David. The shepherd lad steps up to face in single combat the Philistine giant Goliath.
From ACM Opinion
Could the Government Get a Search Warrant For Your Thoughts?
We don't have a mind reading machine.
From ACM Opinion
Governments Won't Need to Issue Ids: Data Brokers Will Identify You For Them
Our government collects a lot of information about us. Tax records, legal records, license records, records of government services received—it's all in databases...
From ACM Opinion