Software that is designed to detect, stop and remove viruses and other kinds of malicious software.
A network of infected devices, connected to the Internet, used to commit coordinated cyber attacks without their owner's knowledge.
An organisation's strategy or policy that allows employees to use their own personal devices for work purposes.
Where shared compute and storage resources are accessed as a service (usually online), instead of hosted locally on physical services. Resources can include infrastructure, platform or software services.
Malicious attempts to damage, disrupt or gain unauthorised access to computer systems, networks or devices, via cyber means.
The protection of devices, services and networks — and the information on them — from theft or damage.
When legitimate users are denied access to computer services (or resources), usually by overloading the service with requests.
A 'footprint' of digital information that a user's online activity leaves behind.
A mathematical function that protects information by making it unreadable by everyone except those with the key to decode it.
Collective term to describe modern smartphones, laptops and tablets that connect to an organisation's network.
Hardware or software which uses a defined rule set to constrain network traffic to prevent unauthorised access to or from a network.
Refers to the ability of everyday objects (rather than computers and devices) to connect to the Internet. Examples include kettles, fridges and televisions.
A small program that can automate tasks in applications (such as Microsoft Office) which attackers can use to gain access to (or harm) a system.
Applying updates to firmware or software to improve security and/or enhance functionality.
Untargeted, mass emails sent to many people asking for sensitive information (such as bank details) or encouraging them to visit a fake website.
Malicious software that makes data or systems unusable until the victim makes a payment.
Describes a business model where consumers access centrally-hosted software applications over the Internet.
Manipulating people into carrying out specific actions, or divulging information, that's of use to an attacker.
A more targeted form of phishing, where the email is designed to look like it's from a person the recipient knows and/or trusts.
A type of malware or virus disguised as legitimate software, that is used to hack into the victim's computer.
The use of two different components to verify a user's claimed identity. Also known as multi-factor authentication.
Setting up a fake website (or compromising a real one) in order to exploit visiting users.
Highly targeted phishing attacks (masquerading as a legitimate emails) that are aimed at senior executives.
Authorising approved applications for use within organisations in order to protect systems from potentially harmful applications.
Recently discovered vulnerabilities (or bugs), not yet known to vendors or antivirus companies, that hackers can exploit.