If you browse Google for ‘what is malware’ you will find a precise definition: it is virus software used to collect data and get illegal access to a user’s computer without his knowledge. Online fraudsters use malware to steal passwords to bank cards, private papers, corporate information etc. As a rule, malware lands a user’s PC together with legal software and applications. This way a user agrees to install malware not knowing that he got on the hook of cybercriminals. Malware can be traced down and neutralized with antivirus (Dr.Web, ESET NOD32, Emsisoft Anti-Malware, McAfee, Norton etc.).Malicious applications are also used on phishing or spam websites where users are asked to provide their bank data, contacts, and private information. A script can store email addresses and phone numbers to send out spam. Cyber-security specialists warn against financial frauds. Users of Wi-Fi are exposed to danger most. It is recommended to secure connection with special applications and programs. Do not follow suspicious links, fraudsters use catching titles to attract users to their websites. Some browsers help to block malicious web resources and inform a user of danger. It needs to be noted though that browsers often block safe websites. Such security measures are justified as long as fraudsters hide their webpages under disguise of well-known brands.Unfortunately, some users believe any unclear online activity to be malware. That’s why we can see messages about so called Semalt virus. The company’s competitors use subvertisement for their own ends as a method of eliminating young companies from the market. Let’s look into the situation, and find out why there are so many fake messages about Semalt malware on the Internet.