NetQuest Corporation has announced the integration of JA4+ fingerprinting capabilities into their Streaming Network Sensor (SNS) product line, marking a significant advancement in encrypted traffic analysis for cybersecurity professionals.

What is JA4+ Fingerprinting?

JA4+ fingerprinting, developed by FoxIO, builds upon the earlier JA3 methodology to create unique 36-character fingerprints of TLS Client Hello messages, which are used to initiate secure connections. This technique allows security teams to identify patterns in encrypted traffic without decryption, enabling the detection of malware, command-and-control servers, and other suspicious activities while maintaining data privacy. The JA4+ suite also includes fingerprinting capabilities for HTTP requests and TCP three-way handshakes.

Key Benefits for Network Security

The integration of JA4+ fingerprinting into NetQuest’s SNS product line offers several advantages for government defense agencies and telecommunications security teams:

• Enhanced Detection of Encrypted Threats: Security analysts can identify malicious traffic patterns even when attackers use encryption to evade traditional defenses.
• Privacy-Preserving Analysis: JA4+ enables behavior-based threat detection without decrypting sensitive data.
• Improved Accuracy: By comparing fingerprints against known threat databases, security teams can quickly identify both malicious and benign traffic, reducing false positives.
• Terabit-Scale Processing: NetQuest’s implementation allows real-time JA4+ fingerprint generation at scale, eliminating the need for resource-intensive post-processing in data lakes.

NetQuest’s Implementation

NetQuest’s Streaming Network Sensor product line, which includes the SNS752, SNS754, and SNS1000 appliances, now supports JA4+ fingerprinting across network capacities ranging from 200G to 800G. This implementation specifically addresses the needs of organizations responsible for securing high-capacity networks where traditional security solutions often struggle to maintain visibility.

Jesse Price, NetQuest CEO, emphasized that this enhancement will help „data scientists and network security teams by providing real-time contextual insights into encrypted network traffic sessions,“ particularly for „threat hunting at nation-state scale.“

For organizations dealing with the challenge of maintaining visibility into increasingly encrypted network traffic while scaling to meet growing bandwidth demands, NetQuest’s JA4+ fingerprinting capabilities represent a significant step forward in network security intelligence.

For More Information

If you’d like to learn more about JA4+ fingerprinting technology, NetQuest’s solutions, or how these advancements can benefit your organization’s security posture, please contact adiungo:

Richard Hutchinson: | +49 170 799 987 2 | +44 7766 718 408

Gisela Obermayer: | +49 170 534 867 4

www.adiungo.eu

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About NetQuest

NetQuest Corporation is a trusted industry leader in advanced network visibility and cybersecurity monitoring solutions, founded in 1987 and headquartered in Mount Laurel, New Jersey. The company specializes in developing high-performance, purpose-built systems that provide critical visibility into high-capacity networks.

With over 35 years of experience in the field, NetQuest offers a comprehensive suite of products designed for government defense agencies, intelligence organizations, and telecommunications service providers worldwide. Their solutions excel in ultra-scale flow metadata generation, packet optimization, and encrypted traffic analysis.

NetQuest’s product portfolio includes the Streaming Network Sensor (SNS) line, Optical Monitoring Exchange (OMX), and Packet Services Broker, which together enable terabit-scale monitoring capabilities essential for effective cyber threat hunting and network security in today’s complex digital landscape.

For more information about NetQuest and their cybersecurity solutions, visit www.netquestcorp.com.