Information Technology Services
Information technology services are modern driven technological services which include web hosting, internet support providers and tech-support companies. There are vast information technology services jobs which range from; IT security, programmers, network engineers, website developers, computer analyst specialist, software and hardware engineers and technical support team.
Cyberattack is any wrongful activity performed with an aim to alter the functioning or gain unauthorized information from computer networks, computer information systems or personal computer devices. There are various forms of cyber-attacks and the include; phishing, malware, cross-site scripting, structured query language (SQL) attack, denial of services (DOS) and session hijacking.
In phishing attacks the attackers send you an email which has some warning in it, for example, “someone tried to log into your email address. Click the link below to protect your email address from an unknown log in.” Upon clicking the link, the user ends up installing a malware into their computer. Phishing attacks are focused on the user’s emotions and personal desires which are likely to influence them to click on the sent link.
There are different types of phishing attacks which include; whaling, spear attacks, clone phishing, and pharming.Whaling attacks are usually focused on high profile targets with the aim of capturing company’s data, company’s intellectual property and personal credential that can be used to blackmail or even sold at black market. Cloning attacks happens when a user receives a clone of a valid message they had received earlier but there is a bit of change made to it by the attacker to trap the user. Before engaging a spear phishing attack, an attacker will usually have researched intensively into the targeted company’s information and create a link which looks legitimate and once clicked a malware is installed.
Email protection techniques include; change of passwords, use of strong passwords, spam filters and use of certified antivirus. A spam filter is a program that detects false emails and ensures that they do not find their way to a user’s inbox. Email filtering which involves organizing emails in a specific manner ensures removal of spam and computer viruses. To help with email filtering, inbound or outbound filtering can be used.
Filtering system is used in scanning message delivered on the internet in a process known as inbound filtering Pending messages from a local user are first scanned before been allowed over the internet in a process known as outbound filtering. In ensuring that workers observe the code of conduct for email, mail filters can be used and keep a check on the outgoing emails.