Term 511
SMTP
SMTP (Simple Mail Transfer Protocol) is the standard internet protocol used to send emails from a client to a server or between email servers.
Acronym study
Terms 511–540 of 610 SY0-701 acronyms and key terms. Each entry includes a plain-English definition and a link to the full 800-word glossary page with exam context and practice questions.
Term 511
SMTP (Simple Mail Transfer Protocol) is the standard internet protocol used to send emails from a client to a server or between email servers.
Term 512
SOAR (Security Orchestration, Automation, and Response) is a technology stack that helps security teams automate responses to threats by integrating various security tools and standardizing workflows.
Term 513
Spear phishing is a targeted cyberattack in which a criminal sends a fraudulent email that appears to come from a trusted source, aiming to trick a specific person or organization into revealing sensitive data or installing malware.
Term 514
Spyware is malicious software that secretly monitors and collects information about a user's activity without their knowledge or consent.
Term 515
SQL is a standard programming language used to manage, query, and manipulate relational databases by issuing commands like SELECT, INSERT, UPDATE, and DELETE.
Term 516
SQL is a standardized programming language used to manage and manipulate relational databases, enabling querying, updating, and data retrieval.
Term 517
SSE (Security Service Edge) is a cloud-centric security framework that converges web, cloud, and network security into a single edge service.
Term 518
SSE (Security Service Edge) is a cloud-delivered security framework that converges web, cloud, and private access controls at the network edge.
Term 519
SSL (Secure Sockets Layer) is a cryptographic protocol that encrypts data transmitted between a client and a server to ensure privacy and data integrity.
Term 520
An SSL VPN is a virtual private network that uses the Secure Sockets Layer protocol to create an encrypted tunnel for remote users to securely access network resources over the internet.
Term 521
Single Sign-On (SSO) is an authentication process that allows a user to access multiple applications or systems with one set of login credentials.
Term 522
A standard is an agreed-upon set of rules, guidelines, or specifications that ensure consistency, compatibility, and quality across IT products, services, and processes.
Term 523
A Standard Access Control List (ACL) is a sequential set of permit or deny rules that filters network traffic based solely on the source IP address.
Term 524
Static Network Address Translation (NAT) is a one-to-one mapping between a private IP address and a public IP address that never changes.
Term 525
A static route is a manually configured path in a router's routing table that tells the router exactly where to send packets for a specific destination network.
Term 526
Sticky MAC address is a switch security feature that dynamically learns and remembers a device’s MAC address on a specific port to prevent unauthorized devices from connecting.
Term 527
A storage firewall is a security appliance or software that controls access to storage systems, protecting data from unauthorized access, malware, and insider threats by inspecting and filtering storage protocol traffic.
Term 528
A Storage Gateway is a service or device that connects on-premises IT environments to cloud storage, making cloud storage feel like a local drive or backup target.
Term 529
A stored access policy is a server-side set of rules that defines permissions for accessing data or resources, applied consistently each time a request is made.
Term 530
A subnet is a logical subdivision of an IP network, created by partitioning a larger network address space using subnet masks.
Term 531
A subnet mask is a 32-bit number that helps a computer or network device determine which part of an IP address identifies the network and which part identifies the host device on that network.
Term 532
SCADA is a system that monitors and controls industrial equipment like power grids, water plants, and pipelines from a central computer.
Term 533
A switch is a networking device that connects devices on a local area network and uses MAC addresses to forward data only to the intended recipient.
Term 534
Symmetric encryption is a cryptographic method where the same secret key is used to both encrypt and decrypt data, ensuring confidentiality between two parties.
Term 535
A tabletop exercise is a discussion-based session where team members talk through their response to a simulated emergency scenario to test plans and identify gaps without actually running any systems or deploying resources.
Term 536
TACACS+ is a protocol that separates authentication, authorization, and accounting functions to control who can access network devices and what they can do.
Term 537
Tailgating is a physical security breach where an unauthorized person follows an authorized person into a restricted area without proper authentication.
Term 538
TCP (Transmission Control Protocol) is a core internet protocol that ensures data is sent reliably and in order between devices over a network.
Term 539
TCP is a connection-oriented transport layer protocol that ensures reliable, ordered, and error-checked delivery of data between applications over IP networks.
Term 540
A TCP Proxy Load Balancer is a network device that terminates incoming TCP connections from clients, establishes a new TCP connection to a backend server, and relays data between the two, enabling advanced traffic management and security features.