Hackers have obtained user names and access codes on about 420,000 Internet sites, from large companies to smaller websites, reports the New York Times. Publication has obtained this information from researchers of Hold Security computer security company.  According to them, hackers were able to gain access to 500 million e-mail accounts.

Hackers have targeted not only American companies, but all Internet sites they could find. This means the reference companies in the ranking of 500 billionaires in the world to very small websites, said Alex Holden, founder Hold Security. “Most of these sites are still vulnerable,” he warned.


This intrusion, which could be the largest ever made, started by a group of hackers based in Russia, somewhere between Kazakhstan and Mongolia. New York Times reports that hackers would be men aged about 20 years, and should not be more than 12.

Security experts said that the first step in protecting against hackers is a password complex enough as to keep them away. However, complexity is not measured by the absurd, and some passwords should not be used. According to Yahoo Finance, a password is like a key that opens a door. If we choose a weak password, then anyone can enter in our home. A password should be complex and use symbols, letters and numbers. Also, an uppercase helps. Here are some tips from experts Yahoo Finance.

Memorable yet almost impenetrable

Password: ,,,,m@$teR10ck,,,,1

Analysis: This one pads your password — a real phrase spelled with symbols — with easily remembered punctuation and a number. It’s easy to vary from one site to another. Now go create a few of these for your own accounts. (But don’t reuse ours!)