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An edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.


Your Sloppy Bitcoin Drug Deals Will Haunt You For Years
From ACM News

Your Sloppy Bitcoin Drug Deals Will Haunt You For Years

Perhaps you bought some illegal narcotics on the Silk Road half a decade ago, back when that digital black market for every contraband imaginable was still online...

Vulnerable Industrial Controls Directly Connected to Internet? Why Not?
From ACM News

Vulnerable Industrial Controls Directly Connected to Internet? Why Not?

Siemens issued an update to a year-old product vulnerability warning for its SIMATIC S7-300 and S7-400 families of programmable logic controllers (PLCs)—industrial...

Bitcoin Wallets Vulnerable to Security Hacks
From ACM TechNews

Bitcoin Wallets Vulnerable to Security Hacks

Researchers say they have identified some security flaws in communications systems used in popular models of bitcoin wallet.

Tech Firms Let Russia Probe Software Widely ­sed By ­.s. Government
From ACM News

Tech Firms Let Russia Probe Software Widely ­sed By ­.s. Government

Major global technology providers SAP (SAPG.DE), Symantec (SYMC.O) and McAfee have allowed Russian authorities to hunt for vulnerabilities in software deeply embedded...

Combating Data Breach Fatigue
From ACM TechNews

Combating Data Breach Fatigue

Cyberattacks are so frequent that consumers can experience data breach fatigue, marked by an unwillingness to change passwords or sign up for identity theft protection...

The (almost) Complete History of 'fake News'
From ACM News

The (almost) Complete History of 'fake News'

In record time, the phrase morphed from a description of a social media phenomenon into a journalistic cliche and an angry political slur.

Major Payment Company: 'fewer and Fewer ­se Cases' For Bitcoin Payments
From ACM News

Major Payment Company: 'fewer and Fewer ­se Cases' For Bitcoin Payments

Stripe is one of the most popular ways for small online organizations to accept credit card payments. And in 2014 it became one of the first major payment processors...

Bitcoin and Ethereum Have a Hidden Power Structure, and It's Just Been Revealed
From ACM News

Bitcoin and Ethereum Have a Hidden Power Structure, and It's Just Been Revealed

In cryptocurrency circles, calling something "centralized" is an insult.

Intel Halts Some Chip Patches as the Fixes Cause Problems
From ACM News

Intel Halts Some Chip Patches as the Fixes Cause Problems

The chipmaker's updates were meant to fix the Meltdown and Spectre design flaws, but have been causing computers to unexpectedly reboot.

Guarding Against the Possible Spectre in Every Machine
From ACM TechNews

Guarding Against the Possible Spectre in Every Machine

The recent disclosure of the Spectre and Meltdown chip vulnerabilities is symptomatic of most technology firms following poor supply-chain precautions, says one...

New Defenses Sought Against Gps Spoofing Attacks
From ACM TechNews

New Defenses Sought Against Gps Spoofing Attacks

Researchers have received $1 million from the U.S. National Science Foundation to fortify computers and devices against cyberattacks associated with timekeeping...

Meet Antifa's Secret Weapon Against Far-Right Extremists
From ACM TechNews

Meet Antifa's Secret Weapon Against Far-Right Extremists

Computer science professor Megan Squire  has created an array of programs that monitor approximately 400,000 accounts of white nationalists on Facebook and elsewhere...

Quantum Technology Forgoes Unconditional Security to Extend its Reach
From Communications of the ACM

Quantum Technology Forgoes Unconditional Security to Extend its Reach

Two projects in China demonstrate the possibility of global quantum key distribution networks.

The War Over the Value of Personal Data
From Communications of the ACM

The War Over the Value of Personal Data

In a world increasingly dependent on turning personal data into profits, it is unclear how much that data is actually worth.

Facebook Says Social Media Isn't always Healthy For Democracy
From ACM News

Facebook Says Social Media Isn't always Healthy For Democracy


China's Quantum-Key Network, the Largest Ever, Is Officially Online
From ACM News

China's Quantum-Key Network, the Largest Ever, Is Officially Online

China has the quantum technology to perfectly encrypt useful signals over distances far vaster than anyone has ever accomplished, spanning Europe and Asia, according...

Security Fears Spark Crackdown on Chinese Tech
From ACM News

Security Fears Spark Crackdown on Chinese Tech

The federal government is taking steps to reduce the presence of some Chinese technology firms in American markets.

A New Way to Track Down Bugs Could Help Save Iot
From ACM News

A New Way to Track Down Bugs Could Help Save Iot

On a clear day this summer, security researcher Ang Cui boarded a boat headed to a government biosafety facility off the northeastern tip of Long Island.

­c Riverside Research Will Help Protect Military Software From Hackers
From ACM TechNews

­c Riverside Research Will Help Protect Military Software From Hackers

Researchers at the University of California, Riverside say they are trying to protect important but outdated computers and software still in use by securing legacy...

Why Is It Difficult For the Fbi to Break Into Smartphones?
From ACM News

Why Is It Difficult For the Fbi to Break Into Smartphones?

Turing Laureate Whitfield Diffie explains why the U.S. Federal Bureau of Investigation is unable to break the encryption on your smartphone.
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