Communications of the ACM
Why the Simplex Method, at Age 75, is Still the Go-To Algorithm
Daniel A. Spielman and colleague Shang-hua Teng solved the mystery of the Simplex Method using a technique called smoothed analysis… From ACM NewsAn edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.
From ACM News
Supreme Court Case Tests the Limits of Free Speech on Facebook and Other Social Media
About a week after Tara Elonis persuaded a judge to issue a protective order against her estranged husband, Anthony, her soon-to-be ex had this to say: "Fold up...
From ACM TechNews
Hour of Code to Feature 'frozen' Characters
Educational nonprofit Code.org is collaborating with Disney to open its week-long "Hour of Code" event during Computer Science Education Week Dec. 8-14.
From ACM TechNews
U.S., European Authorities Strike Against Internet's Black Markets
U.S. and European law enforcement agencies last week launched a massive, coordinated strike on the so-called Dark Web.
From ACM News
Verizon, At&t Tracking Their Users with 'supercookies'
Verizon and AT&T have been quietly tracking the Internet activity of more than 100 million cellular customers with what critics have dubbed "supercookies"—markers...
From ACM TechNews
Cyberattacks Trigger Talk of 'hacking Back'
The continuing cyberattacks on U.S. corporate networks is spurring talk among some executives and government officials of going on the offensive, or "hacking back...
From ACM Opinion
5 Insights from Vint Cerf on Bitcoin, Net Neutrality and More
When Vint Cerf, often called the "father of the Internet," is speaking, it's wise to listen.
From ACM News
Protesters in Hong Kong Must Weigh the Promise and Risks of Mesh Networking
In the heart of Hong Kong, where the largest pro-Democracy protest to challenge Beijing since the 1989 Tiananmen Square gathering has been brewing, some protesters...
From ACM News
So You Want to Hack Apple Pay?
A decade ago, a group of Johns Hopkins University grad students tried to hack one of the first commercially popular Near Field Communication payment systems—the...
From ACM News
For Sale: Systems that Can Secretly Track Where Cellphone sers Go Around the Globe
Makers of surveillance systems are offering governments across the world the ability to track the movements of almost anybody who carries a cellphone, whether they...
From ACM TechNews
For Sale: Systems That Can Secretly Track Where Cellphone sers Go Around the Globe
Privately owned surveillance companies are offering systems capable of tracking the location of any cellphone user to governments around the globe.
From ACM Opinion
Why One of Cybersecurity's Thought Leaders ses a Pager Instead of a Smart Phone
In the computer and network security industry, few people are as well known as Dan Geer.
From ACM News
How Spy Agencies Keep Their 'toys' from Law Enforcement
A little over a decade ago, federal prosecutors used keystroke logging software to steal the encryption password of an alleged New Jersey mobster, Nicodemo Scarfo...
From ACM Opinion
The Case That Might Cripple Facebook
An Irish judge has rendered a preliminary judgment that may have sweeping consequences for U.S. e-commerce firms.
From ACM News
Forget Touchscreens, 3D Holographic Displays Are Coming
As it stands, the touchscreen experience is confined to a flat, two-dimensional world.
From ACM TechNews
Fcc Unveils 'new Regulatory Paradigm' For Defeating Hackers
The Federal Communications Commission is working to expand its role among federal agencies charged with protecting U.S. networks from cyberattacks.
From ACM News
Submarines for Saturn, Comet Hitchhikers, Asteroid Wranglers and Other Space Fantasies
If you thought Elon Musk was the only person coming up with innovative ideas for the exploration of outer space, you'd be wrong.
From ACM News
Brokers se 'billions' of Data Points to Profile Americans
Are you a financially strapped working mother who smokes?
From ACM News
'smart Pills' with Chips, Cameras, and Robotic Parts Raise Legal, Ethical Questions
Each morning around 6, Mary Ellen Snodgrass swallows a computer chip.
From ACM TechNews
Fcc Chair: An Internet Fast Lane Would Be 'commercially Unreasonable'
Federal Communications Commission chairman Tom Wheeler says the FCC could take action to block the emergence of Internet fast lanes, or "paid prioritization."
From ACM Opinion