GLOSSARY Expression Definition 0-Day Vulnerability A vulnerability that is not known neither to the vendor, nor to the Cybersecurity or the hacking community. A zero-day vulnerability is also a software security flaw that is known to the software vendor but doesn’t have a patch in place to fix the flaw. Advanced It is a stealthy computer network attack in which a person or group Persistent Threat gains unauthorized access to a network and remains undetected for an extended period. The term's definition was traditionally associated with state sponsorship, but over the last few years there have been multiple examples of non-state sponsored groups conducting largescale targeted intrusions for specific goals. Botnet A botnet is a number of Internet-connected devices, each of which is running one or more bots. Botnets can be used to perform distributed denial-of-service attack (DDoS attack), steal data, send spam, and allows the attacker to access the device and its connection. BYOD - Bring An enterprise policy used to permit partial or full integration of userYour Own Device owned mobile devices for business purposes. CSIRT – A group of people integrated at the enterprise with clear lines of Computer reporting and responsibilities for standby support in case of an Security Incident information systems emergency This group will act as an efficient Response Team corrective control, and should also act as a single point of contact for all incidents and issues related to information systems. Cloud Computing Cloud computing is the use of data center servers and software networks to dynamically allocate resources and run applications for remote end users. or Cloud computing is defined as the computing or processing of resources over the internet. These include storing of data, running application instances. Convenient, on-demand network access to a shared pool of resources that can be rapidly provisioned and released with minimal management effort or service provider interaction. Cloud Network Cloud network is a computer network within a cloud infrastructure on which provides connectivity to cloud-based applications, servers etc. or Cloud networking (and Cloud based networking) is a term describing the access of networking resources from a centralized third-party provider using Wide Area Networking (WAN) or Internet-based access technologies. Cloud Services A cloud service is any service made available to users on demand via the Internet from a cloud computing provider's servers as opposed to being provided from a company's own on-premises servers. June 2019 LEBANON NATIONAL CYBER SECURITY STRATEGY 49