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SSE Engineer key terms

SSE Engineer · Get comfortable with the vocabulary.

Security Service Edge (SSE)

A converged cloud-delivered security model that bundles secure web gateway, cloud access security broker, zero trust network access, and firewall-as-a-service capabilities to protect access to SaaS, internet, and private applications regardless of user location.

Related: Secure Web Gateway (SWG), Cloud Access Security Broker (CASB), Zero Trust Network Access (ZTNA)
Secure Web Gateway (SWG)

A control that inspects and filters user web traffic, enforcing URL category, threat, file, and content policies to block malicious or noncompliant browsing before it reaches the internet or the user.

Related: Security Service Edge (SSE), URL Filtering, SSL Forward Proxy
Cloud Access Security Broker (CASB)

An inline or API-based control that discovers sanctioned and unsanctioned SaaS usage, enforces data controls, and provides visibility into cloud application activity and shadow IT risk.

Related: SaaS Security Posture, Shadow IT, Security Service Edge (SSE)
Zero Trust Network Access (ZTNA)

An access model that grants users least-privilege connectivity to specific private applications after identity and device checks, rather than placing them on a flat network segment.

Related: Security Service Edge (SSE), Private Application Access, Least Privilege
Firewall as a Service (FWaaS)

Cloud-delivered Layer 3 through Layer 7 policy enforcement that applies App-ID, User-ID, and threat inspection to traffic egressing branch, mobile, and remote users without on-premises appliances.

Related: Security Service Edge (SSE), App-ID, Security Zone
Shadow IT

Cloud applications and services used by employees without IT approval or oversight, creating data exposure and compliance risk that CASB discovery is designed to surface and control.

Related: Cloud Access Security Broker (CASB), SaaS Security Posture
SaaS Security Posture

Continuous assessment of cloud application configurations, sharing settings, and tenant permissions to detect risky misconfigurations and data exposure inside sanctioned applications.

Related: Cloud Access Security Broker (CASB), Data Loss Prevention (DLP)
Least Privilege

The practice of granting only the access rights and application permissions a user or device needs for a task, reducing lateral movement and blast radius if credentials are compromised.

Related: Zero Trust Network Access (ZTNA), Security Zone
Data Loss Prevention (DLP)

Policy and inspection that detects sensitive content such as credit card numbers or personal identifiers in traffic and files, then blocks, alerts, or quarantines according to rule action.

Related: Cloud Access Security Broker (CASB), Security Profile Group
Prisma Access

A cloud-delivered security platform that runs Palo Alto Networks next-generation firewall and SSE capabilities from distributed service infrastructure, protecting remote users, branches, and cloud workloads.

Related: Service Connection, Remote Network, Mobile User
Service Connection

An encrypted IPsec or GRE link between a customer's network or cloud environment and the Prisma Access infrastructure, carrying traffic that requires private application or egress security processing.

Related: Remote Network, Prisma Access, IPsec Tunnel
Remote Network

A branch or data center location onboarded to Prisma Access through a service connection so its users and devices receive consistent security policy and internet egress.

Related: Service Connection, Security Zone
Mobile User

A remote worker whose endpoint runs GlobalProtect to establish an encrypted tunnel to a Prisma Access gateway, receiving policy enforcement wherever they connect.

Related: GlobalProtect, Prisma Access, HIP Profile
GlobalProtect

The endpoint agent and gateway framework that authenticates users, checks device posture, and builds an encrypted tunnel so remote traffic is steered to Prisma Access security processing.

Related: Mobile User, HIP Profile, SSL Forward Proxy
HIP Profile

A Host Information Profile collects endpoint attributes such as disk encryption, patch level, and antivirus state, letting policy allow, block, or restrict access based on device compliance.

Related: GlobalProtect, Security Policy Rule
App-ID

Palo Alto Networks traffic classification that identifies applications by signature and behavioral analysis regardless of port, protocol, or encryption, enabling precise allow and deny decisions.

Related: Security Policy Rule, URL Filtering
User-ID

Identity mapping that associates IP addresses with users and groups from directories, agents, or cloud identity providers so policy and logging can be written against people rather than addresses.

Related: Security Policy Rule, App-ID
Security Policy Rule

An ordered statement matching source, destination, user, application, and service that specifies allow or deny and which security profiles and logging options apply to matching traffic.

Related: App-ID, Security Profile Group, User-ID
Security Profile Group

A named bundle of vulnerability, antispyware, antivirus, anti-phishing, URL filtering, file blocking, and data filtering profiles attached to a rule for consistent threat inspection.

Related: Security Policy Rule, Data Loss Prevention (DLP), URL Filtering
SSL Forward Proxy

Decryption mode where the firewall impersonates the destination server with a certificate signed by a trusted forward trust CA, allowing inspection of outbound encrypted sessions.

Related: SSL Inbound Inspection, Secure Web Gateway (SWG), Decryption Policy
SSL Inbound Inspection

Decryption of traffic destined to an internal server using that server's own certificate and private key, commonly applied to protect published applications from encrypted attacks.

Related: SSL Forward Proxy, Decryption Policy
Decryption Policy

Rules that determine which encrypted sessions are decrypted, bypassed, or blocked based on URL category, source, destination, and certificate-pinning exceptions, placed before security rules.

Related: SSL Forward Proxy, SSL Inbound Inspection
URL Filtering

Classification of web requests into categories and risk levels so policy can allow, block, continue, or warn, with inline logging and credential-submission controls for sensitive sites.

Related: Secure Web Gateway (SWG), Security Profile Group
DNS Security

Cloud analysis of DNS queries that blocks domains associated with malware, phishing, and command-and-control infrastructure, including newly registered and algorithmically generated domains.

Related: Advanced Threat Prevention, Security Profile Group
Advanced Threat Prevention

Inline detection of exploits, malware, and command-and-control traffic using signatures, behavioral analysis, and machine learning, including unknown threat detection for previously unseen attacks.

Related: WildFire, DNS Security
WildFire

A cloud sandbox service that detonates suspicious files and links, derives signatures from malicious behavior, and shares verdicts with subscribed firewalls for prevention.

Related: Advanced Threat Prevention, Security Profile Group
IPsec Tunnel

A standards-based encrypted connection using IKE and ESP that protects traffic between a customer gateway and Prisma Access, defined by proposals, keys, and selectors.

Related: Service Connection, IKE Gateway
IKE Gateway

Configuration object defining the internet key exchange peer address, pre-shared key or certificate, version, and proposals used to negotiate an IPsec tunnel.

Related: IPsec Tunnel, Service Connection
Traffic Steering

Rules and configurations that decide which user, application, or subnet traffic is sent to Prisma Access versus sent directly, typically via GlobalProtect split tunnel or routing policy.

Related: Split Tunneling, Service Connection
Split Tunneling

A GlobalProtect setting that sends only specified routes or application traffic through the tunnel while other traffic goes directly to the internet, balancing security and performance.

Related: Traffic Steering, GlobalProtect
Security Zone

A logical grouping of interfaces and subnets that share policy and trust characteristics, used as a match criterion in rules and to separate user, partner, and data center traffic.

Related: Security Policy Rule, Remote Network
Service Infrastructure (Service IP)

The Prisma Access cloud locations and public addresses that terminate tunnels and process traffic; onboarding selects regions and compute locations that determine latency and egress geography.

Related: Prisma Access, Service Connection
Compute Location

A Prisma Access deployment choice determining where security processing and egress occur for mobile users or remote networks, affecting performance, content localization, and compliance.

Related: Service Infrastructure (Service IP), Prisma Access
Panorama

The centralized management platform used to configure, push, and monitor Prisma Access policy, device groups, templates, and logs across cloud and on-premises firewalls.

Related: Prisma Access, Security Policy Rule
Log Forwarding

Configuration that sends traffic, threat, URL, and decryption logs from Prisma Access to external destinations such as Cortex Data Lake, syslog, or an SIEM for retention and analysis.

Related: Cortex Data Lake, Correlation
Cortex Data Lake

A cloud logging and analytics service that stores Prisma Access logs and provides search, dashboards, and application visibility across the deployed estate.

Related: Log Forwarding, Correlation
Correlation

Linking related events such as threat alerts, user activity, and traffic records across time and sources to reconstruct an incident and determine scope and impact.

Related: Cortex Data Lake, Log Forwarding
Commit and Push

The workflow that validates and deploys configuration changes from Panorama to Prisma Access infrastructure; incomplete or failed pushes leave cloud policy in its prior state.

Related: Panorama, Prisma Access
Troubleshooting Tunnel Status

Diagnosing connectivity by checking IKE and IPsec state, proposal mismatches, routing, and service connection health before assuming a policy problem.

Related: IPsec Tunnel, IKE Gateway, Service Connection