CISO Tribune

Vendor comparison · 2 companies

Arista Networks vs Darktrace

Arista Networks builds scalable high-performance and ultra-low-latency networks for data center and cloud computing environments. Darktrace sells security for AI systems and agents, for network, cloud and OT environments, and for email and collaboration tools. 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
  • Darktrace
Arista Networks vs Darktrace: 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.comDarktraceDarktrace sells security for AI systems and agents, for network, cloud and OT environments, and for email and collaboration tools.darktrace.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.
  • Darktrace / EMAIL[14][15]Email security that catches phishing, business email compromise, executive impersonation and social engineering attacks.
Categories
Headquarters
Santa Clara, United States[2]Cambridge, United Kingdom[2]
Founded
Not stated on its pages2013[2]
Ownership and funding
Public (NYSE: ANET)[2][4][15]Owned by Thoma Bravo since 2024[3][12][13][17]
Named customers
Not stated on its pages
  • Coca-Cola Beverages Northeast[4]
  • HARMAN International[5]
  • City of Las Vegas[6]
  • Centre Parcs[7]
  • Banco Galicia[8]
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]
  • September 24, 2026Darktrace launched Signal Labs, a research unit that tests how AI models and agents misbehave in sandboxed environments, and published its first findings.[9]
  • September 22, 2026Darktrace made its SECURE AI product generally available, giving enterprises tools to discover AI use, monitor people and agents, and act on policy risks.[10]
  • August 4, 2026Darktrace announced an integration that feeds behavioral risk signals about AI agents from its SECURE AI product into the Microsoft Agent 365 portal.[11]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: listed, seen November 5, 2026[15]
  • G2: listed, seen November 3, 2026[13]
  • 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.Not written yet
Last verified
November 9, 2026October 10, 2026

Where they overlap

  • Network detection and response is the primary category of both Arista Networks and Darktrace.

Where they differ, field by field

  • Darktrace is also filed under Email security and OT and ICS security.
  • Arista Networks lists Arista EOS®, CloudVision®, CloudEOS, DANZ Monitoring Fabric, Arista 7500R Series and 1 more. Darktrace lists Darktrace / EMAIL.
  • Arista Networks is headquartered in Santa Clara, United States. Darktrace is headquartered in Cambridge, United Kingdom.
  • Darktrace was founded in 2013.
  • Arista Networks is a public company listed on NYSE as ANET. Darktrace is owned by Thoma Bravo, since 2024.
  • Darktrace publicly names Coca-Cola Beverages Northeast, HARMAN International, City of Las Vegas, Centre Parcs and Banco Galicia.

How they differ

CISO Tribune files both Arista Networks and Darktrace under Network detection and response as the primary category. Arista Networks sells cloud networking products, including the Arista EOS network operating system, the CloudVision operations platform, CloudEOS, and DANZ Monitoring Fabric, a network packet broker. It also sells modular switches such as the Arista 7500R Series and the Arista 7800R3 Series. Darktrace sells security for AI systems and agents, for network, cloud and OT environments, and for email and collaboration tools. CISO Tribune also files Darktrace under Email security and OT and ICS security.

The overlap sits in network visibility and detection. Arista Networks says its AI technology, Arista AVA, can address challenges in Network Detection and Response, Quality of Experience management, and proactive NetOps. Darktrace says its Adaptive AI learns an organization's own operational patterns, and that Cyber AI Analyst investigates alerts and gathers evidence. Darktrace / HYBRID NETWORK passively ingests traffic from on-premises and virtual networks, multi-cloud environments, OT, endpoints, and identities.

Arista Networks is headquartered in Santa Clara, United States, and is a public company listed on NYSE as ANET. Darktrace is headquartered in Cambridge, United Kingdom, was founded in 2013, and has been owned by Thoma Bravo since 2024. Darktrace publicly names Coca-Cola Beverages Northeast, HARMAN International, City of Las Vegas, Centre Parcs, and Banco Galicia as customers. On October 7, 2026, Arista Networks announced an open Ethernet rack-scale portfolio for scale-up and scale-out AI infrastructure. On September 22, 2026, Darktrace made its SECURE AI product generally available, and on September 24, 2026, it launched Signal Labs, a research unit.

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: Darktrace

What Darktrace / EMAIL does[14][15]
Darktrace / EMAIL learns from each organization's own activity and users, not a shared cross-customer model. Darktrace says it catches phishing, business email compromise, executive impersonation, and social engineering attacks. Behavioral detection extends across Microsoft Teams, Zoom, and Slack. Each employee's risk score adapts their email controls.

Questions about Arista Networks and Darktrace

What do Arista Networks and Darktrace sell?
Arista Networks sells Arista EOS®, CloudVision®, CloudEOS, DANZ Monitoring Fabric, Arista 7500R Series and 1 more. Darktrace sells Darktrace / EMAIL.
Are Arista Networks and Darktrace in the same category?
Yes. Network detection and response is the primary category of both on CISO Tribune.
Where are Arista Networks and Darktrace headquartered?
Arista Networks is headquartered in Santa Clara, United States. Darktrace is headquartered in Cambridge, United Kingdom.
When were Arista Networks and Darktrace founded?
Darktrace was founded in 2013.
Who owns Arista Networks and Darktrace?
Arista Networks is a public company listed on NYSE as ANET. Darktrace is owned by Thoma Bravo, since 2024.
Which customers do Arista Networks and Darktrace name?
Darktrace publicly names Coca-Cola Beverages Northeast, HARMAN International, City of Las Vegas, Centre Parcs and Banco Galicia.
Who are Arista Networks and Darktrace sold to?
From its own pages, Arista sells mainly for data center, hybrid cloud, campus, wide area, and low-latency environments.
What have Arista Networks and Darktrace 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. September 24, 2026: Darktrace launched Signal Labs, a research unit that tests how AI models and agents misbehave in sandboxed environments, and published its first findings.

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

Darktrace full record

  1. [1]ProductsDarktrace · darktrace.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]Darktrace named technology pioneer by world economic forumDarktrace · darktrace.com · undated page, accessed September 27, 2026 · Tier A
  3. [3]Darktrace announces formal completion of its acquisition by thoma bravoDarktrace · darktrace.com · published October 1, 2024 · Tier A
  4. [4]Coca cola beverages northeastDarktrace · darktrace.com · undated page, accessed October 10, 2026 · Tier A
  5. [5]Harman internationalDarktrace · darktrace.com · undated page, accessed October 10, 2026 · Tier A
  6. [6]City of las vegasDarktrace · darktrace.com · undated page, accessed October 10, 2026 · Tier A
  7. [7]Center parcs darktraceDarktrace · darktrace.com · undated page, accessed October 10, 2026 · Tier A
  8. [8]Banco galiciaDarktrace · darktrace.com · undated page, accessed October 10, 2026 · Tier A
  9. [9]Darktrace launches signal labs to research emerging risks of enterprise ai agentsDarktrace · darktrace.com · published September 24, 2026 · Tier A
  10. [10]Darktrace extends behavioral security with general availability of darktrace secure aiDarktrace · darktrace.com · published September 22, 2026 · Tier A
  11. [11]Darktrace among first cybersecurity companies selected to integrate risk signals into microsoft agent 365Darktrace · darktrace.com · published August 4, 2026 · Tier A
  12. [12]Darktrace | The Essential AI Cybersecurity PlatformDarktrace · undated page, accessed October 24, 2026 · Tier A
  13. [13]Darktrace / HYBRID NETWORK Reviews & Product Details - G2G2 · undated page, accessed October 24, 2026 · Tier C
  14. [14]AI Cyber Security Solutions | Harden Defenses Inside & OutDarktrace · undated page, accessed November 3, 2026 · Tier A
  15. [15]Microsoft Azure Security & Compliance | Security ServicesDarktrace · undated page, accessed November 3, 2026 · Tier A
  16. [16]AI-Based Email Security Software | Email Threat ProtectionDarktrace · undated page, accessed November 3, 2026 · Tier A
  17. [17]Network Security Management | AI Network Security ProtectionDarktrace · undated page, accessed November 3, 2026 · Tier A
  18. [18]Cloud Security Solutions | AI for Cloud Cyber SecurityDarktrace · undated page, accessed November 3, 2026 · Tier A
  19. [19]AWS Data Loss Prevention, Security Compliance, & ProtectionDarktrace · undated page, accessed November 3, 2026 · Tier A
  20. [20]Operational Technology (OT) Cyber Security SolutionsDarktrace · undated page, accessed November 3, 2026 · Tier A
  21. [21]AI Endpoint Security | Cyber Security Endpoint Protection SuiteDarktrace · undated page, accessed November 3, 2026 · Tier A
  22. [22]Network Security Integrations | Darktrace/NetworkDarktrace · undated page, accessed November 3, 2026 · Tier A
  23. [23]Integrations | Darktrace/EndpointDarktrace · undated page, accessed November 3, 2026 · Tier A

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