Cybersecurity Glossary

In cyber security, obfuscation is a tactic used to make computer code obscure or unclear, so that humans or certain security programs (such as traditional antivirus) can’t understand it. By using obfuscated code, cyber criminals make it more difficult for cyber security specialists to read, analyze and reverse engineer their malware, preventing them for finding a way to block the malware and suppress the threat.

A type of attack can happen when an attacker manages to gain access to data through offline means, such as eavesdropping, by penetrating a system and stealing confidential information or looking over someone’s shoulder and obtaining credentials to secret data.

Was an international, collaborative effort undertaken by law enforcement agencies and private security companies from multiple countries. The operation’s main objective was to take down the Zeus GameOver botnet, which was believed to be used for distributing the CryptoLocker ransomware. Heimdal Security was also involved in this effort, alongside the U.S. Department of Justice, Europol, the FBI, Microsoft, Symantec, Sophos, Trend Micro and more.

Refers to an unauthorized person from outside the company’s security perimeter who has the capacity to harm an information system by destroying it, modifying or stealing data from it and disclosing it to unauthorized recipients, and/or causing denial of service.