CISO Tribune

Vendor comparison · 2 companies

Arista Networks vs Corelight

Arista Networks builds scalable high-performance and ultra-low-latency networks for data center and cloud computing environments. Corelight sells the Open NDR Platform, which transforms network data into evidence. CISO Tribune files both under Network detection and response. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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  • Arista Networks
  • Corelight
Arista Networks vs Corelight: Products, Customers and Funding Compared
Arista NetworksArista Networks builds scalable high-performance and ultra-low-latency networks for data center and cloud computing environments.arista.comCorelightCorelight sells the Open NDR Platform, which transforms network data into evidence.corelight.com
What it sells
  • Arista EOS®EOS is the core of Arista cloud networking solutions for data centers and cloud networks.
  • CloudVision®A network operation, automation, and visibility platform.
  • CloudEOS[6]Arista’s multi-cloud and cloud-native networking solution.
  • DANZ Monitoring Fabric[4][7]A network packet broker for organization-wide visibility and security.
  • Arista 7500R Series[9]Modular universal spine switches for large virtualized and cloud networks.
  • Arista 7800R3 Series[10]Modular switches that are the 3rd generation of the R-Series universal spine switches.
  • Investigator[1][4][9][10][12][13][15][18]A SaaS-based NDR platform for investigations. It uses Agentic Triage playbooks to triage alerts.
  • Corelight Sensors[8][12][13]Sensors that capture a copy of traffic out-of-band and turn it into network evidence with Zeek.
  • Smart PCAP[1][4][12]Links Zeek logs, detections and extracted files to only the packets needed for investigations.
  • AI/ML detections[8]A subscription-based module of AI/ML detections that can be purchased with Corelight Sensors.
  • Threat Intelligence[4][8][13]A licensed feature for Corelight Sensors and Investigator.
  • Cloud Sensors[14]Corelight sensors for cloud networks, available for AWS, GCP and Azure.
Categories
Headquarters
Santa Clara, United States[2]San Francisco, United States[3]
Founded
Not stated on its pages2016
Ownership and funding
Public (NYSE: ANET)[2][4][15]Not stated on its pages
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • October 7, 2026Arista Networks announced an open Ethernet rack-scale portfolio for scale-up and scale-out AI infrastructure, developed with several compute technology companies.[14]
  • October 6, 2026Corelight announced the establishment of Corelight Canada, a standalone entity intended to work more closely with customers, partners and public sector organizations in Canada.[17]
  • July 27, 2026Corelight announced the appointment of Amanda Berger as its Chief Customer Officer.[5]
  • June 9, 2026Corelight announced that its Open NDR Platform, including Investigator and Hosted Fleet Manager, was listed on the FedRAMP Marketplace as FedRAMP In Process at the Class C (Moderate) level.[18]
  • June 9, 2026Corelight announced it has reached FedRAMP In Process status.[6]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: listed, seen November 5, 2026[15]
  • G2: listed, seen November 5, 2026[7]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
From its own pages, Arista sells mainly for data center, hybrid cloud, campus, wide area, and low-latency environments. Arista says EOS has delivered reliability for service providers, enterprises, broadcasters and others. Arista describes its routing solutions for cloud, service provider and enterprise use cases. Its campus switches are described for the IoT enabled campus. One data center switch series is described for large enterprises, big data and machine learning environments, traditional and virtualized data centers and service provider edge networking roles.From its own pages, Corelight sells mainly to SOC teams that want network evidence for detection, investigation and threat hunting. Corelight describes customers extending visibility across hybrid and multi-cloud environments. Customer examples on its pages include a global beauty retailer protecting point-of-sale terminals and a major U.S mortgage lender with data centers and multi-cloud workloads in AWS and Azure.
Last verified
November 9, 2026September 27, 2026

Where they overlap

  • Network detection and response is the primary category of both Arista Networks and Corelight.
  • Both are headquartered in the United States.

Where they differ, field by field

  • Corelight is also filed under Network visibility and traffic brokering.
  • Arista Networks lists Arista EOS®, CloudVision®, CloudEOS, DANZ Monitoring Fabric, Arista 7500R Series and 1 more. Corelight lists Investigator, Corelight Sensors, Smart PCAP, AI/ML detections, Threat Intelligence and 1 more.
  • Arista Networks is headquartered in Santa Clara, United States. Corelight is headquartered in San Francisco, United States.
  • Corelight was founded in 2016.
  • Arista Networks is a public company listed on NYSE as ANET.

How they differ

CISO Tribune files both Arista Networks and Corelight with network detection and response as the primary category, and also files Corelight under network visibility and traffic brokering. Arista Networks sells Arista EOS, a Linux-based network operating system, plus the CloudVision platform, CloudEOS and modular switches such as the Arista 7800R3 Series. The Arista Networks product closest to the shared category is DANZ Monitoring Fabric, a network packet broker for visibility and security, and Arista says its AVA technology can address challenges in NDR. Corelight sells the Open NDR Platform, with Corelight Sensors that use Zeek to turn a copy of traffic into network evidence and Investigator, a SaaS-based NDR platform for investigations. Corelight also sells Smart PCAP, Cloud Sensors for AWS, GCP and Azure, AI/ML detections, Threat Intelligence and services.

Arista Networks is headquartered in Santa Clara, United States, and is a public company listed on NYSE as ANET. Corelight is headquartered in San Francisco, United States, and was founded in 2016. Corelight sells mainly to SOC teams, and its customer examples include a global beauty retailer and a major U.S mortgage lender with workloads in AWS and Azure.

On October 7, 2026, Arista Networks announced an open Ethernet rack-scale portfolio for scale-up and scale-out AI infrastructure. On October 6, 2026, Corelight announced Corelight Canada, a standalone entity intended to work more closely with customers, partners and public sector organizations in Canada. On June 9, 2026, Corelight announced it had reached FedRAMP In Process status.

What it sells: Arista Networks

What Arista EOS® does
Arista EOS is a Linux-based network operating system that runs a single binary software image across the Arista switching family. It is packaged as bundled EOS on Arista switches, Containerized EOS (cEOS), or virtualized EOS (vEOS).
What CloudVision® does
CloudVision is Arista’s network operation, automation, and visibility platform. Arista says it provides domain-specific features in data center, campus wired and wireless, and cloud networks.
What CloudEOS does[6]
CloudEOS is Arista’s multi-cloud and cloud-native networking solution. CloudEOS integrates with Arista CloudVision to simplify interconnecting and managing multi-cloud, cloud-native and on-premises enterprise networks.
What DANZ Monitoring Fabric does[4][7]
DANZ Monitoring Fabric (DMF) is a network packet broker delivering multi-tenant monitoring-as-a-service. Arista says it delivers a visibility solution for on-premise data centers, enterprise campus/branch and 4G/5G mobile networks.
What Arista 7500R Series does[9]
The 7500R Series combines 100G density with internet scale table sizes and L2 and L3 features. Systems come in 16, 12, 8 and 4 slot options.
What Arista 7800R3 Series does[10]
The Arista 7800R3 Series comes in 16, 12, 8 and 4 slot systems with wirespeed ports from 10G to 400G. It uses a deep buffer virtual output queue (VOQ) architecture that eliminates head-of-line (HOL) blocking.

What it sells: Corelight

What Investigator does[1][4][9][10][12][13][15][18]
Investigator is Corelight's SaaS-based NDR platform that streamlines complex investigations. Agentic Triage uses transparent, expert-written playbooks. SIEM Verdict Export sends triage verdicts, reasoning chains and evidence links into a SIEM.
What Corelight Sensors does[8][12][13]
The sensor captures a copy of all traffic out-of-band, then deduplicates and cleans the data. Powered by Zeek, it performs deep protocol parsing across 70+ data types. The evidence is routed to Investigator, a SIEM or a data lake.
What Smart PCAP does[1][4][12]
Corelight Smart PCAP links Zeek logs, detections and extracted files to only the packets needed for investigations. Corelight says it lets teams store packets longer and find them faster.
What AI/ML detections does[8]
AI/ML detection is a subscription-based module that can be purchased with Corelight Sensors. It can be deployed across air-gapped, hybrid, cloud or multicloud environments. Models are enabled, managed and tuned through Fleet Manager. Many detections run directly on-sensor with no cloud dependency.
What Threat Intelligence does[4][8][13]
Threat Intelligence is a licensed feature for Corelight Sensors and Investigator. It is supported on all sensor options. It is managed through Fleet Manager or the sensor's Threat Intelligence framework.
What Cloud Sensors does[14]
Corelight Cloud Sensors are available for AWS, GCP and Azure. Corelight supports AWS, Azure and GCP native packet mirroring, and third-party packet brokers.

Questions about Arista Networks and Corelight

What do Arista Networks and Corelight sell?
Arista Networks sells Arista EOS®, CloudVision®, CloudEOS, DANZ Monitoring Fabric, Arista 7500R Series and 1 more. Corelight sells Investigator, Corelight Sensors, Smart PCAP, AI/ML detections, Threat Intelligence and 1 more.
Are Arista Networks and Corelight in the same category?
Yes. Network detection and response is the primary category of both on CISO Tribune.
Where are Arista Networks and Corelight headquartered?
Arista Networks is headquartered in Santa Clara, United States. Corelight is headquartered in San Francisco, United States.
When were Arista Networks and Corelight founded?
Corelight was founded in 2016.
Who owns Arista Networks and Corelight?
Arista Networks is a public company listed on NYSE as ANET.
Who are Arista Networks and Corelight sold to?
From its own pages, Arista sells mainly for data center, hybrid cloud, campus, wide area, and low-latency environments. From its own pages, Corelight sells mainly to SOC teams that want network evidence for detection, investigation and threat hunting.
What have Arista Networks and Corelight announced recently?
October 7, 2026: Arista Networks announced an open Ethernet rack-scale portfolio for scale-up and scale-out AI infrastructure, developed with several compute technology companies. October 6, 2026: Corelight announced the establishment of Corelight Canada, a standalone entity intended to work more closely with customers, partners and public sector organizations in Canada.

About Arista Networks

Arista Networks builds scalable high-performance and ultra-low-latency networks for data center and cloud computing environments. Arista cloud networking serves data center, hybrid cloud, campus, wide area, and low-latency environments. Arista says the principles of its cloud networking include open APIs, programmability at every layer, cloud automation, self-service zero-touch provisioning, and a standards-based Universal Cloud Network (UCN) deployment architecture.[5]

Arista says its data-driven cloud networking uses an open approach around the Arista EOS network stack and NetDL. Arista applies AI/ML to automation and security challenges. Arista EOS NetDL consolidates datasets for applying AI/ML methods in NetOps and SecOps environments and presents a single API surface for network and network-related data. Arista Autonomous Virtual Assist (Arista AVA™) is Arista’s AI technology. Arista says AVA can address challenges in Network Detection and Response (NDR), Quality of Experience (QoE) management, and proactive NetOps.[5]

Arista Extensible Operating System (EOS®) is the core of Arista cloud networking solutions for data centers and cloud networks. Arista describes EOS as a Linux-based network operating system that runs a single binary software image across the Arista switching family. EOS is packaged as bundled EOS on Arista switches, Containerized EOS (cEOS), or virtualized EOS (vEOS). Arista EOS enables programmatic control of the network. Arista Smart System Upgrade (SSU) reduces maintenance windows through intelligent insertion and removal of network elements. Arista offers Zero Touch Provisioning (ZTP) and Zero Touch Replacement (ZTR) for new and replacement switches.[6]

CloudVision is Arista’s network operation, automation, and visibility platform. Arista says CloudVision provides domain-specific features in data center, campus wired and wireless, and cloud networks and helps enterprises simplify network operations by breaking down traditional network management silos. CloudVision integrates the physical network with solutions from Arista ecosystem partners, including VMware, OpenStack, Palo Alto Networks, Microsoft, and many others. CloudEOS is Arista’s multi-cloud and cloud-native networking solution. CloudEOS integrates with Arista CloudVision to simplify interconnecting and managing multi-cloud, cloud-native and on-premises enterprise networks. CloudEOS, deployed with Universal Cloud Network Designs, provides the elements required for building multi-cloud connectivity with consistent isolation across the entire enterprise environment.[5][6]

DANZ Monitoring Fabric (DMF) is a network packet broker for organization-wide visibility and security, delivering multi-tenant monitoring-as-a-service. DMF provides a scale-out fabric design based on merchant silicon hardware, with integrated analytics and packet recording intelligence. DMF provisions traffic processing functions including regex filtering, deduplication, slicing, masking, flow data generation/collection and application recognition through a single DMF fabric controller. Arista says DMF delivers a visibility solution for on-premise data centers, enterprise campus/branch and 4G/5G mobile networks.[7]

The 7050X3 supports speeds including 10G, 25G, 40G and 100G in compact form factors. The 7050X3 Series enables highly scalable two-tier network designs with ECMP, MLAG and VXLAN technologies. The Arista 7500R Series modular switches are universal spine switches designed for large virtualized and cloud networks. The 7500R Series combines 100G density with internet scale table sizes and L2 and L3 features. The Arista 7500R Series comes in 16, 12, 8 and 4 slot systems with wirespeed ports from 1G to 100G. The Arista 7800R3 Series modular switches are the 3rd generation of the R-Series universal spine switches. The Arista 7800R3 Series comes in 16, 12, 8 and 4 slot systems with wirespeed ports from 10G to 400G. The Arista 7800R3 Series uses a deep buffer virtual output queue (VOQ) architecture that eliminates head-of-line (HOL) blocking.[8][9][10]

The 720D series delivers wirespeed connectivity for campus user workloads and is designed for the IoT enabled campus. The 720D product family provides a range of PoE and data-only systems. The 7135LB series devices are optimized for 25G speed and use a programmable FPGA integrated with L1 connectivity. The 7135LB comes in a 1RU form factor with 48 x SFP28 ports and 4 x QSFP ports and performs layer 1+ switching in 5ns at 25G speed.[11][12]

Arista routing solutions cater to use cases for cloud, service providers and enterprises. Arista’s 7280R3 Universal Leaf and 7500R3 and 7800R3 Universal Spine platforms are powered by Arista EOS and CloudVision. The 7800R3 series scales to 460 Tbps or 576 ports of 400G with a single consistent architecture.[1][3][5][8][11][13]

Arista Networks on the record

Sources

Arista Networks full record

  1. [1]Network detection and responseArista Networks · arista.com · published February 23, 2022 · Tier A
  2. [2]Company overviewArista Networks · arista.com · undated page, accessed September 27, 2026 · Tier A
  3. [3]24357 pr 20260721Arista Networks · arista.com · published July 21, 2026 · Tier A
  4. [4]Data-Driven Cloud Networking - AristaArista Networks · undated page, accessed October 23, 2026 · Tier A
  5. [5]Data-driven AI Enabled Cloud Networking | Data Center AI Cloud Networking - AristaArista Networks · undated page, accessed November 5, 2026 · Tier A
  6. [6]Arista EOS® - Cloud Network Operating System - AristaArista Networks · undated page, accessed November 5, 2026 · Tier A
  7. [7]DANZ Monitoring Fabric - AristaArista Networks · undated page, accessed November 5, 2026 · Tier A
  8. [8]Arista 7050X3 Series - Ethernet Switch for Data Center Networks - AristaArista Networks · undated page, accessed November 5, 2026 · Tier A
  9. [9]Arista 7500R Series - Universal Spine Switch for Cloud Networking - AristaArista Networks · undated page, accessed November 5, 2026 · Tier A
  10. [10]Arista 7800R3 Series - AristaArista Networks · undated page, accessed November 5, 2026 · Tier A
  11. [11]Arista 720D Series - AristaArista Networks · undated page, accessed November 5, 2026 · Tier A
  12. [12]Arista 7135LB Series - AristaArista Networks · undated page, accessed November 5, 2026 · Tier A
  13. [13]Cloud Routing | Arista Cloud Grade Routing - AristaArista Networks · undated page, accessed November 5, 2026 · Tier A
  14. [14]Arista Announces Rack-Scale Architectures for Scale-Up and Scale-Out AI FabricsArista Networks · published October 7, 2026 · Tier A
  15. [15]Arista Networks Reviews, Ratings & Features 2026 | Gartner Peer InsightsGartner Peer Insights · undated page, accessed November 5, 2026 · Tier C

Corelight full record

  1. [1]All productsCorelight · corelight.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]About corelightCorelight · corelight.com · undated page, accessed September 27, 2026 · Tier A
  3. [3]H i g growth partners invests in corelights 75m series d financingH.I.G. Capital · hig.com · published September 3, 2021 · Tier C
  4. [4]Corelight | Evidence-Based NDR & Threat Hunting PlatformCorelight · undated page, accessed October 24, 2026 · Tier A
  5. [5]Corelight Welcomes Veteran Customer Advocate Amanda Berger as Chief Customer OfficerCorelight · published July 27, 2026 · Tier A
  6. [6]Corelight Achieves FedRAMP In Process Certification, Advancing Network Detection and Response for Federal Government AgenciesCorelight · published June 9, 2026 · Tier A
  7. [7]Corelight Reviews 2026: Details, Pricing, & Features - G2G2 · undated page, accessed October 24, 2026 · Tier C
  8. [8]AI/ML Detections: Transparent, Evidence-Based NDR | CorelightCorelight · undated page, accessed November 5, 2026 · Tier A
  9. [9]Network Visibility: Complete Visibility for Security Operations | CorelightCorelight · undated page, accessed November 5, 2026 · Tier A
  10. [10]Investigator: Agentic AI Triage for NDR | CorelightCorelight · undated page, accessed November 5, 2026 · Tier A
  11. [11]AI-Powered Threat Detection Platform | CorelightCorelight · undated page, accessed November 5, 2026 · Tier A
  12. [12]Intrusion Detection System (IDS) Powered by Suricata | CorelightCorelight · undated page, accessed November 5, 2026 · Tier A
  13. [13]Cyber Threat Intelligence for Open NDR | CorelightCorelight · undated page, accessed November 5, 2026 · Tier A
  14. [14]Cloud Solutions | CorelightCorelight · undated page, accessed November 5, 2026 · Tier A
  15. [15]Performance and Asset Visibility | CorelightCorelight · undated page, accessed November 5, 2026 · Tier A
  16. [16]Professional & Consulting Services | CorelightCorelight · undated page, accessed November 5, 2026 · Tier A
  17. [17]Corelight establishes Corelight CanadaCorelight · published October 6, 2026 · Tier A
  18. [18]Corelight Achieves FedRAMP In Process Certification, Advancing Network Detection and Response for Federal Government AgenciesPR Newswire · published June 9, 2026 · Tier A

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