First aid after data-GERMANY

New Yahoo: The Internet group was a more massive data theft. This time 1 billion user accounts are affected. How to protect yourself - and what are the lessons of the case.

THE PIRATES ATTACK BY EXCELLENCE1 billion Yahoo-user "stolen"

DüsseldorfWenn this is data theft, the public is accustomed to many. Successfully criminals hackers to copy entire databases with personal information from millions of customers. Nevertheless, the case of Yahoo is spectacular: the Internet company announced Wednesday night that, probably - there was other "unauthorized" access to more than 1 billion user accounts. Worse yet, so far not successful, to identify the vulnerability through which the intruder could enter the system.

Yahoo started warning affected users by email. Because the scale is so big, all those who have an email account with the Internet group, should extinguish, however, by stealing their data. What should they do now? And what lessons can be learned from all other Internet users of this case? Overview.

THE LARGEST ATTACKS OF PIRATES

Yahoo!

This is probably the largest data theft to a single company so far: in December 2016, 1 billion users of the Yahoo group Internet have become victims of a hacker attack. The captured criminals addresses, dates of birth, telephone numbers and encrypted passwords. The attack took place already in August 2013. In a separate case, the company had to admit a few months before the flight in half the recordings of billions.
EBay

Goal

The Home Depot

JP Morgan

Sony Pictures

Ashley Madison

V-tech

Secure passwords

The most urgent first step: Yahoo users should of course change your password - just so they can ensure that cybercriminals do not access their email or other private data. East, to follow some rules. So experts from the Federal Office for Information Technology Security (BSI) recommend a combination of uppercase and lowercase letters, symbols and numbers of at least eight characters. You will find more tips here.
However, it is a feat for memory to remember for all Facebook online services for strong passwords to online banking. To make it soft, users can create a secure password base and change each time a little. On the other hand, you can use a password manager that does it automatically.

More stupid passwords from the world

Hacker

Although identity theft and data constantly make headlines, many Internet users continue to use low passwords. The world's most popular password was "123456", as before the Potsdam Hasso PLATTNER-Institute for System Engineering Software (HPI) announced an analysis of stolen recordings on Tuesday. HPI researchers based their information on analyzing over 215 million stolen identity data, which they had discovered in 2011 on the net. This year, they have studied nearly 35 million documents that have been published by cybercriminals in special demands of Internet forums. This data comes from 15 different sources, including a hacker attack on the Ashley Madison portal.

It is but not enough. In some cases, also security issues and responses have been stolen, Yahoo tells - crypt and partly unencrypted. Maiden name of grandma's name or second father: this criminal information hackers in order to bypass the password. Yahoo has disabled unencrypted security issues according to their own numbers. However, users must verify that they use this information to other online services and change it there.