Update

Ukraine Cyberattack Was Meant to Paralyze, not Profit, Evidence Shows

Daily Report: Meet WannaCry’s Meaner, More Clever Sibling

Cyberattack Reaches Asia-Pacific, Though Focus Remains on Europe

New Global Cyberattack Spread From Russia to Britain

More Evidence Points to North Korea in Ransomware Attack

With Ransomware, It’s Pay and Embolden Perpetrators, or Lose Precious Data

Small Countries’ New Weapon Against Goliaths: Hacking

The World Is Getting Hacked. Why Don’t We Do More to Stop It?

With New Digital Tools, Even Nonexperts Can Wage Cyberattacks

British Patients Suffer as Hospitals Race to Revive Computer Systems

Farhad’s and Mike’s Week in Tech: More Uber News and Snapchat’s Challenges

Security Experts Scramble to Contain Fallout From Cyberattacks

What We Know and Don’t Know About the International Cyberattack

Cyberattacks in 12 Nations Said to Use Leaked N.S.A. Hacking Tool

Why the Macron Hacking Attack Landed With a Thud in France

As French Elections Nears, So Does a Step Into the Unknown

As French Elections Nears, So Does a Step Into the Unknown

Macron Campaign Says It Was Target of ‘Massive’ Hacking Attack