Glossary

Object-based, scalable object storage in the AWS cloud.

Feature of Google Search that acts as an automated filter of pornography and potentially offensive content.

An online SaaS company that is best known for delivering customer relationship management (CRM) software to companies over the Internet.

A security mechanism for separating untested or untrusted programs or code, without risking harm to the host environment.

The suitability of a network system to operate properly and efficiently when configured on a large scale.

Network layer protocol that provides extended routing, flow control, segmentation, connection orientation, and error correction facilities in Signaling System 7 telecommunications networks.

A specification (ANSI X3T9.2) for a short distance Local Area Network (up to 6 meters) using bus topology for up to eight devices. 

A wide area network controlled by software. Control and data are decoupled, simplifying both network hardware and management.

A port on a computing device that is capable of either transmitting or receiving one bit at a time. 

Certificate for a service, signed by a valid, trusted entity, that allows access without further validation. 

The layer in the OSI 7-Layer Model that is concerned with managing the resources required for the session between two computers.

Algorithm that reads its input exactly once, in order, without unbounded buffering. Generally requires O(n) time and less than O(n) storage (typically O), where n is the size of the input.

Communications protocol for signaling and controlling multimedia communication session such as voice and video calls.

Replicating data from one site to another. For example, backup data replication from an on-premise Barracuda Backup to another on-premise Barracuda Backup unit.

Securely connects entire networks to each other, for example, connecting a branch office network to a company headquarters network.

A contractual agreement by which a service provider defines the level of service, responsibilities, priorities, and guarantees regarding availability, performance, and other aspects of the service.

Email message transfer agent that allows a Simple Mail Transfer Protocol (SMTP) server to route email to an intermediate mailserver rather than directly to the recipient's server.

Multi-Factor Authentication (MFA) solution that adds an extra security layer for a broad range of authentication clients.

IBM's communications architecture and strategy.

Capture of the state of a system at a particular point in time.

The SNMP service is used to remotely monitor the network and system state of a Barracuda NextGen Firewall using a network management system (NMS).

Feature to push notifications to mobile services and trigger actions, in Amazon Web Services (AWS).

Network package format for time synchronization, similar to NTP, only recommended for simple applications.

Changing the source address/port in the IP header of a packet. Example: changing a private IP address/port into a public address/port in the IP header of a packet leaving the network.

Purchasing option that allows a customer to purchase unused Amazon EC2 computer capacity at a highly-reduced rate.

A standard metalanguage for data base access and management.

Microsoft SQL Server is a relational database management system (RDBMS) designed for enterprise environments.

Amazon Simple Queue Service (SQS) is a fast, reliable, scalable, fully managed message queuing service.

Filesystem client based on the SSH File Transfer Protocol.

VPN client that can be installed on the Barracuda CloudGen Firewall and then accessed through the Barracuda SSL VPN web portal. (Barracuda SSL VPN is a different product.)

Hosting of a static website in Amazon S3. When a bucket is enabled for Static website hosting, all content is accessible to web browsers via the Amazon S3 website endpoint of the bucket.

Data compression technique used in wireless networks.

Method to combine performance and throughput of Amazon EBS volumes to a single logical volume.

Partitioning of an IP address space into several smaller address spaces.

Method for handling of log file messages that are to be transferred to another system for analyzing purposes.

An intrusion into a network cable by a connector.

A terabyte. 10^12 or 1,000,000,000,000 bytes. 1,000 GB.

The TCP Proxy is placed between browser and web server and filters requests and responses in TCP streams.

A Transport and Network Layer Protocol, respectively, used for communication in the Internet and often in private networks.

A protocol to access a remote computer system, often a Unix system, over the network. Origin: Teletype Network.

Communications processor that connects asynchronous devices such as terminals, printers, hosts, and modems to any LAN or WAN that uses TCP/IP, X.25, or LAT protocols.

A simplified version of FTP (file tranfer protocol).

A date/time string to mark an occurrence of an event. 

The HTTP Proxy operates transparently to the clients in the network.

Cryptographic protocol that provides communications security over a computer network.

To decrypt encrypted data. The antonym of encrypt.

Product or system.

Software that acts on behalf of the user. For example, an agent might give information about a user's browser and operating system to a web site.

Security term for traffic monitoring based on username, host, and IP address.

Change journal of file and directory changes on the NTFS volume, including a description of the change and the name of the file or directory.