Cybersecurity Glossary
1506 essential cybersecurity terms explained. Your reference guide from A to Z.
1506Terms
A–ZIndexed
G
GraphQL Injection
An attack targeting GraphQL APIs where malicious queries are crafted to extract unauthorized data, perform denial of service, or bypass access controls.
Golden Ticket
A forged Kerberos ticket-granting ticket that provides an attacker with unlimited access to any resource in an Active Directory domain for an extended period.
Gobuster
A fast directory and DNS brute-forcing tool written in Go, used during penetration testing to discover hidden content on web servers.
GDPR
General Data Protection Regulation. European Union regulation governing data protection and privacy that gives individuals control over their personal data.
GTFOBins
A curated list of Unix binaries that can be exploited by attackers to bypass local security restrictions and escalate privileges on Linux systems.
GPEN
GIAC Penetration Tester. A SANS certification validating the ability to properly conduct penetration tests using best practice techniques and methodologies.
GRE Tunnel
Generic Routing Encapsulation. A tunneling protocol that encapsulates a wide variety of network layer protocols inside virtual point-to-point links.
GPT Exploitation
The use of generative AI models to automate and scale cyberattack components like writing malware, generating phishing content, and discovering vulnerabilities.
gRPC
A high-performance remote procedure call framework that uses Protocol Buffers and HTTP/2, requiring security review for authentication and data protection.
GraphQL Security
Security practices specific to GraphQL APIs including query depth limiting, introspection control, and authorization enforcement.
Ghidra
A free software reverse engineering framework developed by the NSA that provides binary analysis, disassembly, and decompilation capabilities.
GCP Security Command Center
Google Cloud comprehensive security management and data risk platform for identifying vulnerabilities and threats.
Generative AI Threats
Emerging security risks from generative AI including automated malware creation, phishing at scale, and synthetic identity fraud.
GitOps Security
Security practices for GitOps workflows including branch protection, signed commits, and automated security scanning in pull requests.
GSEC
GIAC Security Essentials. A SANS certification validating knowledge of information security concepts and hands-on security skills.
GCIA
GIAC Certified Intrusion Analyst. A certification validating skills in network traffic analysis, intrusion detection, and incident handling.
GRC Career Path
Career path in Governance, Risk, and Compliance covering policy development, risk assessment, and regulatory compliance.
GraphQL Introspection Attack
Exploiting enabled GraphQL introspection to discover the complete API schema including hidden queries and sensitive fields.
Garbled Circuit
A cryptographic protocol enabling secure two-party computation where a boolean circuit is encrypted to hide the inputs and computation.