Twitter reported a large-scale cyber-attacks on U.S. companies

Twitter Information Security Department reported on  aimed at service cyber-attacks, putting them on a par with similar attacks on other U.S. IT-and media companies. This was reported on the official website of the world's largest microblogging service.

According to the Head of Information Security Twitter Bob Lord, last week the company revealed new data access mechanisms that hackers could use. Experts have identified a cyber-attack, which managed to repel, but acknowledged that hackers could gain access to information 250 000 service users. It is, in particular, the names of users and their e-mail addresses and passwords.

In Twitter said they did not believe the attack an isolated incident, stressing that it carried out the hackers were professionals.

All customers whose data may have been available to them, a letter was sent with the notice. As a precaution, the representatives suggested that Twitter users to change passwords, and other test to see if their password is secure enough. These guidelines apply not only to microblogging service, but also to any other sites.

Cyber-attacks 2013 will become more aggressive

Symantec has published a forecast of trends in the world of cyber security in 2013

According to experts of the corporation in 2013, attacks will become more aggressive and will be not only to wages or espionage, but also to demonstrate the power of attackers. In addition, the number of threats to mobile users and cloud technology, and to the audience of social networks.

Starting in 2013, conflict between states, organizations and individuals largely go into cyberspace. Online espionage is highly successful with a very low degree of provability. Governments as well as the various organized groups of persons continue to use cyber attacks to damage or destroy sensitive information or financial resources of their opponents. In 2013, we will see a virtual 'waved arms', ​​when the government, organization or group of individuals will use cyber attacks to demonstrate their power and make themselves known.

Symantec experts also expected to increase the number of targeted attacks aimed at an individual or organization stands for, such as certain political views, or being a minority in a particular conflict. Recently, we find this kind of attack in situations where the conduct of individuals or organizations is the subject of discontent of a group of 'hacktivists'.

While the prevalence of fake anti-viruses slowly eroding, the realm of cyberspace appear even more severe types of threats. Around the world are becoming increasingly popular, so-called, ransomware, software, extortionists.