Cyber Security

Cyber security is a global concern as society becomes increasingly reliant on technology. Government, businesses and citizens will become much more vulnerable to cyber-attacks unless robust mechanisms are put in place to protect against the threats.

The term cyber security was coined in 1988. Cyber security became much more sophisticated and dangerous over the year

Government, Business and citizens will become more vulnerable to Cyber Attacks.

Internet has grown very fast and security has lagged behind.

India is now world’s third largest internet user after US and China.

Viruses

Viruses are those things which slow down your computer and affect software or hardware very badly

Other than that there is a spying software called Trojan

Trojan has ability to steal data when it is installed in victim’s computer by not touching them physically.

Trojan can be attached with any kind of file such as movies, images, documents etc...

Trojan can drop viruses and worms, take screenshots, can stream your webcam and record keystrokes and much more annoying things on victim’s computer.

In that Keystrokes are very dangerous, keystrokes are also known as key logger

Key Loggers

Key loggers records any information you type at any time using your keyboard

Key loggers are classified in to two types

1 .     Hardware key logger

2 .     Software Key logger

Hardware key logger

Hardware key logger is look like usb or other peripheral device

It is attached in between keyboard and computer

Physical access to the target system is necessary and Record only keystrokes and store in memory

Software Key logger

Software key logger is also used for keystroke capturing and record it and store a log file in to your system and afterwards send it to specified receiver

Physical access to the target system is not required and it is

As like Trojan, key logger can be attached with any kind of file such as movies, images, documents etc...

So that victim can never doubt there is a key logger

Phishing

Phishing is a method to obtain user name, passwords, credit card information

Phishing may be of many types in that the widely used are Fake login pages

In this method a hacker create a fake page of any websites such as Facebook, Gmail, Yahoo and etc. Similar to the original page and ask the victim to login through that page

Once the victim login through that page the Email id and passwords will be send to the hacker who made that page

Example of phishing Email

Social Engineering Attack

Social engineering is one of the most effective routes to stealing confidential data

The purpose of social engineering is usually to secretly install spyware or other malicious program or to trick person into handing over their passwords or other financial or personal information

Social engineering can be done by

1.     Human interaction

2.     Phone call

3.     E-mail

-Human

This attack is not as common or successful because people have become more conscious of this type of attacks

-E-mail

Another common online attacks is to send an email to the victim to pretend to be a head of the department and send out emails which request user name and password

-Phone

The most common practice of social engineering

A hacker will call someone up and imitate a person of authority and slowly retrieve information from them