CISO Tribune

Vendor comparison · 2 companies

Millennium Corporation vs Trustwave

Millennium Corporation provides red team operations and cyber training, with clients across the Department of Defense, federal civilian agencies, and the private sector. Trustwave describes itself as a pure-play MSSP that combines expertise with AI. CISO Tribune files both under MDR and managed SOC. 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.

Change the companies

Up to four companies side by side.

  • Millennium Corporation
  • Trustwave
Millennium Corporation vs Trustwave: Products, Customers and Funding Compared
Millennium CorporationMillennium Corporation provides red team operations and cyber training, with clients across the Department of Defense, federal civilian agencies, and the private sector.millgroupinc.comTrustwaveTrustwave describes itself as a pure-play MSSP that combines expertise with AI.trustwave.com
What it sells
  • Zero Trust[7]Adversarial testing of networks to confirm they are Zero Trust.
  • LevelBlue SpiderLabs[3][4]LevelBlue SpiderLabs is a global team of security consultants, threat hunters, incident responders, forensic investigators and researchers.
Categories
Headquarters
Arlington, VA, United States[1][4]Not stated on its pages
Founded
Not stated on its pagesNot stated on its pages
Ownership and funding
Not stated on its pagesOwned by LevelBlue since 2025[1][5]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
Not stated on its pagesNot stated on its pages
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: listed, seen November 10, 2026[5]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Not written yetFrom its own pages, the company sells managed security services to organisations running hybrid environments, with services for cloud assets, policy enforcement and operations. The company's specialists tailor a security program to the needs of each client organisation. The company serves organisations that need breach response, forensic investigation and incident reporting. The company serves organisations seeking to find, prioritise and minimise their vulnerabilities.
Last verified
October 30, 2026November 2, 2026

Where they overlap

  • Millennium Corporation and Trustwave are both filed under MDR and managed SOC.

Where they differ, field by field

  • Millennium Corporation's primary category is Penetration testing and red team services; Trustwave's is MDR and managed SOC.
  • Millennium Corporation is also filed under Security consulting and advisory. Trustwave is also filed under Managed security service providers.
  • Millennium Corporation lists Zero Trust. Trustwave lists LevelBlue SpiderLabs.
  • Millennium Corporation is headquartered in Arlington, VA, United States.
  • Trustwave is owned by LevelBlue, since 2025.

What it sells: Millennium Corporation

What Zero Trust does[7]
Millennium Corporation uses an adversarial mindset to test networks and confirm that they are Zero Trust. The testing checks that users can only access authorized files, that an unauthorized user cannot grant themselves additional permissions, and that the network is constantly validating every user at every interaction.

Questions about Millennium Corporation and Trustwave

What do Millennium Corporation and Trustwave sell?
Millennium Corporation sells Zero Trust. Trustwave sells LevelBlue SpiderLabs.
Are Millennium Corporation and Trustwave in the same category?
They share MDR and managed SOC. Millennium Corporation's primary category is Penetration testing and red team services and Trustwave's is MDR and managed SOC.
Where are Millennium Corporation and Trustwave headquartered?
Millennium Corporation is headquartered in Arlington, VA, United States.
Who owns Millennium Corporation and Trustwave?
Trustwave is owned by LevelBlue, since 2025.
Who are Millennium Corporation and Trustwave sold to?
From its own pages, the company sells managed security services to organisations running hybrid environments, with services for cloud assets, policy enforcement and operations.

About Millennium Corporation

Millennium Corporation provides red team operations and cyber training, with clients across the Department of Defense, federal civilian agencies, and the private sector. Millennium Corporation describes its philosophy as anchored around the concept of full-spectrum operations. Millennium Corporation describes itself as a founder-led company.[2][5]

Millennium Corporation works with the armed services to protect the devices, data, and networks they use. Millennium Corporation helps the Intelligence Community securely collect, analyze, and act on large quantities of data. In federal civilian agencies, Millennium Corporation helps protect highly sensitive and mission critical data. The software engineers of Millennium Corporation craft custom solutions to meet a client's specific needs.

Millennium Corporation analyzes a client's cyber footprint to identify vulnerabilities. Red team assessments from Millennium Corporation normally contain a physical security aspect. During an assessment, Millennium Corporation operators may attempt to physically infiltrate a server room in order to compromise the target organization's network. Millennium Corporation says it has seen through hundreds of assessments that physical security enables cybersecurity and vice versa. Millennium Corporation offers a debrief and report after an assessment has concluded, explaining how its operators infiltrated the client's facility and what the client could have done differently to stop them.[5]

Millennium Corporation provides red and blue team training, builds cyber ranges, and plays the bad guys as an Opposing Force. Millennium Corporation names k>fivefour as its partner for hands-on cyber operations training for cybersecurity professionals. Millennium Corporation determines how an adversary would most likely attack and then develops protection and training plans. Millennium Corporation sets up and conducts trainings. For in-house trainings, Millennium Corporation helps schedule and track which personnel have received them.[2][6]

Millennium Corporation uses an adversarial mindset to test networks and confirm that they are Zero Trust. When new systems are added, Millennium Corporation does upfront work to make certain they will integrate with existing systems. Millennium Corporation then tests the new systems to protect them from black hat actors. Millennium Corporation has experience in frameworks such as NIST CSF, RMF, and ISO 27001, and helps clients develop and maintain a GRC program. Millennium Corporation applies red and blue team capabilities and an adversarial approach to attack simulation to protect a client's most valuable assets. Millennium Corporation integrates commercial networking technologies into expeditionary solutions, including a hybrid fiber and wireless network that enables fixed and mobile connectivity.[7]

Millennium Corporation operates a secure 10,000 sq.ft. facility that includes training and the Cyber Threat Operations Center.[2][6][7]

Millennium Corporation on the record

Sources

Millennium Corporation full record

  1. [1]Millennium corporation expands cyber portfolio by acquiring maxisiq business divisionMillennium Corporation · millgroupinc.com · published May 3, 2023 · Tier A
  2. [2]millgroupinc.comMillennium Corporation · millgroupinc.com · undated page, accessed October 30, 2026 · Tier A
  3. [3]Why Millennium - Millennium CorporationMillennium Corporation · undated page, accessed November 10, 2026 · Tier A
  4. [4]Home - Millennium CorporationMillennium Corporation · undated page, accessed November 10, 2026 · Tier A
  5. [5]Your Guide to Red Team Physical Security Assessments - Millennium CorporationMillennium Corporation · undated page, accessed November 10, 2026 · Tier A
  6. [6]Cybersecurity Training - Millennium CorporationMillennium Corporation · undated page, accessed November 10, 2026 · Tier A
  7. [7]Enterprise Services - Millennium CorporationMillennium Corporation · undated page, accessed November 10, 2026 · Tier A

Trustwave full record

  1. [1]Levelblue completes acquisition of trustwave to form the worlds largest managed security services providerLevelBlue · levelblue.com · published August 19, 2025 · Tier A
  2. [2]trustwave.comLevelBlue (Trustwave's website now redirects here) · trustwave.com · undated page, accessed September 27, 2026 · Tier A
  3. [3]SpiderlabsLevelBlue · levelblue.com · undated page, accessed September 27, 2026 · Tier A
  4. [4]Secure What's Next | LevelBlueLevelBlue · undated page, accessed October 29, 2026 · Tier A
  5. [5]Trustwave Services Reviews & Provider DetailsG2 · undated page, accessed October 29, 2026 · Tier C

Spot a factual error? Request a correction.