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The acronym TAXII stands for what in cybersecurity?
a. Trusted Automated eXchange of Intelligence Information
b. Threat Analysis eXchange Interoperability Interface
c. Trusted Application Exchange Internet Infrastructure
d. Threat Awareness XML Integration Interface
Answer: aoasis-open.github+2
TAXII is primarily used for what purpose?
a. Encrypting stored files
b. Exchanging cyber threat intelligence (CTI) data
c. Filtering URLs in web proxies
d. Securing software supply chain components
Answer: bnetscout+2
TAXII operates over which secure protocol?
a. FTP
b. TCP
c. HTTPS
d. SMTP
Answer: csekoia+2
TAXII is designed to support which structured threat representation language?
a. MITRE ATT&CK
b. STIX
c. OWASP
d. JSON Schema
Answer: bcloudflare+2
The TAXII protocol was developed under which organization?
a. ISO
b. OASIS Cyber Threat Intelligence Technical Committee
c. ICANN
d. NIST
Answer: banomali+2
What fundamental communication model does TAXII use?
a. Client-server
b. Blockchain
c. Peer-to-peer only
d. Multipoint-to-multipoint
Answer: acyware+2
TAXII enables secure and automated sharing of what kind of data?
a. Financial transaction logs
b. Cyber threat indicators and observables
c. Source code and repositories
d. Hardware configurations
Answer: bmakingsecuritymeasurable.mitre+2
In TAXII terminology, a “Collection” refers to what?
a. A repository of structured CTI data objects
b. A group of user authentication credentials
c. A data encryption policy
d. A DNS zone file
Answer: aflare+2
Which TAXII version introduced RESTful API architecture?
a. 1.1.1
b. 2.0
c. 1.0
d. 1.2
Answer: boasis-open+2
TAXII uses which model for pulling intelligence data?
a. Inbox Service
b. Poll Service
c. Push Notification Service
d. Fetch API
Answer: btaxiiproject.github+2
The Inbox service in TAXII performs which role?
a. Allows clients to receive information (push mechanism)
b. Deletes old CTI data
c. Monitors endpoint behavior
d. Filters indicators by severity
Answer: aanomali+2
The Discovery service in TAXII helps users do what?
a. Identify available servers and services
b. Encrypt CTI data
c. Build STIX objects
d. Generate random session tokens
Answer: aoasis-open.github+2
TAXII 2.1 replaced STIX Bundles with what format?
a. TAXII Envelopes
b. CTI Containers
c. JSON Frames
d. XML Schemas
Answer: acyware+2
The primary difference between TAXII 2.0 and TAXII 2.1 is what?
a. Introduction of Channels and Envelopes
b. Removal of HTTPS
c. Shift to SOAP architecture
d. Dependency on XML
Answer: aoasis-open+2
TAXII clients and servers interact using what method?
a. Request-response model
b. Token-swapping method
c. Event-driven subscriptions only
d. TCP stream replication
Answer: ataxiiproject.github+2
Which of these is a common sharing model supported by TAXII?
a. Hub-and-spoke
b. Broadcast storm
c. Ring topology
d. Binary tree synchronization
Answer: ataxiiproject.github+2
TAXII channels enable which type of communication?
a. Publish-subscribe model
b. Direct polling
c. DNS tunneling
d. Static routing
Answer: aflare+1
TAXII adds automation to what cybersecurity process?
a. CTI sharing and distribution
b. Firewall rule creation
c. TLS certificate signing
d. Secure boot validation
Answer: amakingsecuritymeasurable.mitre+2
Which layer of the OSI model primarily underpins TAXII communication?
a. Transport
b. Session
c. Application
d. Network
Answer: cnetscout+2
TAXII ensures data confidentiality by leveraging what mechanism?
a. HTTPS encryption
b. Custom cryptographic format
c. DNSSEC validation
d. Blockchain consensus
Answer: asekoia+2
A TAXII server can host multiple what?
a. API Roots
b. STIX schemas
c. Malware samples
d. DNS aliases
Answer: aoasis-open.github+1
Which TAXII feature supports bidirectional sharing between participants?
a. Channels
b. Poll service
c. Feed subscriptions
d. STIX filters
Answer: acyware+1
TAXII helps organizations reduce cybersecurity risks primarily through what?
a. Automated intelligence sharing
b. File encryption
c. Secure password storage
d. Access control algorithms
Answer: abizmanualz+2
TAXII complements which standard for expressing structured CTI?
a. STIX
b. CVSS
c. ISO 27001
d. OpenVAS
Answer: aopenid+2
TAXII defines what kind of API to transfer CTI data?
a. RESTful
b. SOAP
c. GraphQL
d. RPC
Answer: aoasis-open+2
What concept does TAXII enforce to enable interoperability between vendors?
a. Open standard
b. Proprietary encryption
c. Vendor-specific SDKs
d. Hardware compliance
Answer: asekoia+2
Which sharing architecture allows multiple producers and consumers simultaneously?
a. Peer-to-peer
b. Star topology
c. Serial communication
d. Loop network
Answer: ataxiiproject.github+2
TAXII media types changed in which version update?
a. 2.1
b. 1.1.1
c. 1.0
d. 3.0
Answer: aoasis-open.github+1
What is the benefit of millisecond precision in TAXII timestamps?
a. Enhances synchronization accuracy for CTI updates
b. Increases encryption key size
c. Reduces server memory usage
d. Improves visual dashboards
Answer: acyware+1
The TAXII Poll service can be compared to what model of data retrieval?
a. Pull model
b. Push model
c. Sync replication
d. Direct streaming
Answer: aanomali+2
TAXII error messages are returned in which format?
a. TAXII media type
b. XML schema
c. CSV export
d. Script log
Answer: aoasis-open+1
Which HTTP methods can TAXII APIs support?
a. GET, POST, DELETE
b. FTP, PUT, MOVE
c. DNS, MAIL, PING
d. SSH, COPY, RSYNC
Answer: aoasis-open.github+1
What type of authentication is recommended in TAXII 2.1?
a. HTTP Basic
b. OAuth 2.0 implicit grants
c. SSH keys
d. SAML tokens
Answer: aoasis-open+1
How are TAXII servers discovered on a network?
a. DNS SRV records
b. ARP broadcast
c. SMB lookup
d. NTP sync
Answer: acyware+1
TAXII integrates easily with which security tool type?
a. Threat Intelligence Platforms (TIPs)
b. Firewalls only
c. Email gateways
d. VPN concentrators
Answer: alearn.microsoft+2
What is TAXII’s role in CISA’s Automated Indicator Sharing (AIS)?
a. Enables bi-directional CTI sharing
b. Encrypts government emails
c. Generates phishing simulations
d. Automates password rotation
Answer: amakingsecuritymeasurable.mitre+1
Which organization originally developed TAXII and STIX?
a. MITRE
b. Cisco
c. NIST
d. Microsoft
Answer: aanomali+2
The TAXII Message Handler (TMH) is responsible for what?
a. Parsing and constructing TAXII messages
b. Managing encryption algorithms
c. Querying DNS servers
d. Updating system kernels
Answer: aoasis-open+1
The TAXII Transfer Agent (TTA) handles what operation?
a. Sending and receiving TAXII messages
b. Authenticating STIX schemas
c. Storing malware samples
d. Logging DNS queries
Answer: aoasis-open+1
Which TAXII service allows subscription management?
a. Collection Management
b. Inbox
c. Poll
d. Channel
Answer: aflare+2
TAXII enhances cyber defense collaboration among what groups?
a. ISACs, ISAO, and CERTs
b. Game developers
c. IoT vendors only
d. Single-user systems
Answer: amakingsecuritymeasurable.mitre+2
TAXII messages typically use what data serialization?
a. JSON
b. YAML
c. XML
d. Binary
Answer: aoasis-open.github+2
Each TAXII API Root corresponds to what?
a. Logical instance of a TAXII API
b. Firewall rule
c. DNS host
d. Compliance audit log
Answer: aoasis-open+1
What does the “Trusted” in TAXII emphasize?
a. Security and validation of threat data exchange
b. Anonymous peer communication
c. Open internet routing
d. Unauthenticated access
Answer: anetscout+2
TAXII supports transferring data in formats other than STIX when needed.
a. True
b. False
Answer: asekoia+2
TAXII was initially released as what type of specification?
a. Open standard
b. Proprietary suite
c. Commercial SaaS
d. Cloud subscription model
Answer: aanomali+2
What is the benefit of using TAXII for CTI sharing?
a. Automation and standardization of threat intelligence exchange
b. Manual threat hunting only
c. Malware sample generation
d. Disabling encryption systems
Answer: aflare+2
TAXII’s modular design allows what advantage?
a. Adaptability to different CTI sharing models
b. Restriction to one communication channel
c. Forced dependence on vendor hardware
d. Manual configuration of all indicators
Answer: amakingsecuritymeasurable.mitre+1
TAXII 2.1 added which endpoint for better version management?
a. Object versions by ID
b. User policy endpoint
c. Log archive endpoint
d. Threat stream generator
Answer: aoasis-open.github+1
TAXII primarily benefits organizations by enabling what capability?
a. Real-time, automated, secure CTI sharing
b. Static document encryption
c. File-level auditing
d. Cloud resource billing
Answer: asekoia+2

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