Best Managed Security Services Providers (MSSPs) - Page 2

How Many Managed Security Services Providers (MSSPs) Products Does G2 Track?

Total Products under this Category: 370

Category Stats (Oct 2026)

  • Average Rating: 4.59/5 (↑0.01 vs Sep 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: TierPoint (+0.4%) - Among all products in this category, TierPoint recorded the largest rating increase compared to last month

Last updated: October 23, 2026

How Does G2 Rank Managed Security Services Providers (MSSPs) Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 1,000+ Authentic Reviews
  • 370+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Managed Security Services Providers (MSSPs)

G2 Grid® for Managed Security Services Providers (MSSPs) plotting products by satisfaction and market presence

Highlighted products: SHI, ThreatSpike, Antarex, Rhymetec, Armour Cybersecurity, Check Point Infinity Global Services, Akamai Technologies Services, and Sophos Professional Services.

Underlying data: [Grid® JSON](https://www.g2.com/categories/managed-security-services-mssp/grids.json?focus%5B%5D=shi&focus%5B%5D=threatspike&focus%5B%5D=antarex&focus%5B%5D=rhymetec&focus%5B%5D=armour-cybersecurity&focus%5B%5D=check-point-infinity-global-services&focus%5B%5D=akamai-technologies-services&focus%5B%5D=sophos-professional-services)

Cyvatar.ai

Cyvatar is an automated cybersecurity management platform that enables mid-market and small businesses to effectively deploy and maintain data security while building trust, gaining transparency, and accelerating business growth. Cybersecurity can seem overwhelming and expensive for small businesses, and many end up deferring it. Cyvatar makes cybersecurity accessible, achievable, and cost-effective for our members by eliminating complex tasks with automation, centralizing their technologies, and reducing their risk, in one simple subscription. We believe businesses of every shape and size deserve access to world-class security, and we’re always ready to deliver it. Learn more and get started with effortless cybersecurity at CYVATAR.AI.

Average Rating: 4.8/5.0

Total Reviews: 23

Who Is the Company Behind Cyvatar.ai?

  • Seller: Cyvatar.ai
  • Year Founded: 2019
  • HQ Location: Irvine, US
  • Twitter: @cyvatar
    1,107 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    14 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Financial Services
  • Company Size: 74% Small, 22% Medium

What Are Recent G2 Reviews of Cyvatar.ai?

What Are G2 Users Discussing About Cyvatar.ai?

Cybriant

Cybriant delivers a comprehensive and customizable set of managed cybersecurity services, Cybriant's team of highly-trained, professional, security analysts provide 24/7 continuous threat detection with remediation through Managed SIEM with LIVE Monitoring, Managed Detection and Remediation (MDR), Comprehensive Vulnerability Management, and CybriantXDR. Cybriant helps clients by offering managed security services that cover the fundamental cybersecurity needs of most organizations. We make enterprise-grade cybersecurity services accessible to the mid-market and beyond.

Average Rating: 4.7/5.0

Total Reviews: 34

Who Is the Company Behind Cybriant?

  • Seller: Cybriant
  • Year Founded: 2015
  • HQ Location: Alpharetta, GA
  • Twitter: @CybriantMSSP
    791 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    34 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Financial Services
  • Company Size: 47% Medium, 32% Small

What Are Recent G2 Reviews of Cybriant?

What Are G2 Users Discussing About Cybriant?

Cisco Security Services

Work with our strategic and technical advisors to align security, compliance, and threat management with your business goals.

Average Rating: 4.4/5.0

Total Reviews: 13

Who Is the Company Behind Cisco Security Services?

  • Seller: Cisco
  • Year Founded: 1984
  • HQ Location: San Jose, CA
  • Twitter: @Cisco
    720,366 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    95,294 employees on LinkedIn®
  • Ownership: NASDAQ:CSCO

Who Uses This Product?

  • Company Size: 54% Large, 38% Medium

What Are Recent G2 Reviews of Cisco Security Services?

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Nfina Technologies

Nfina is an IT infrastructure platform provider supplying cyber resilience for business continuity. Our solutions and data protection services include: edge, computer servers, HCI appliances, hybrid cloud, storage, IaaS, HaaS, STaaS, and DRaaS. Nfina's Hybrid Cloud services include managed services, enabling you to focus on your business goals while we deal with the challenges of an optimized IT environment. Every Nfina customer receives personal attention from our staff.

Average Rating: 5.0/5.0

Total Reviews: 7

Who Is the Company Behind Nfina Technologies?

  • Seller: Nfina Technologies
  • Year Founded: 2012
  • HQ Location: Mobile, AL
  • Twitter: @nfinausa
    29 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    16 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 57% Small, 43% Medium

What Are Recent G2 Reviews of Nfina Technologies?

OneAxiom

OneAxiom is a US-based MSSP for regulated companies with HIPAA, PCI DSS, FFIEC, or SOC 2 requirements and an IT team that can't realistically staff 24/7 security coverage in-house. We bring the full stack: - SIEM, EDR, and vulnerability management, licensed and run by us. - Every customer gets a named CX Manager and Technical Account Manager before signing. - SOC analysts write custom detection rules for each environment. - Built-in incident response is included in every plan, up to 10 hours a month, with no retainer. How we deliver: - 15-minute actual P1 response against a 30-minute written SLA. - 96% of alerts absorbed by the SOC before anything reaches the customer. - 3,000+ detections surfaced per customer per year. - 120 days of IT time reclaimed annually. If you agree that cookie-cutter security doesn't cut it anymore, learn more about how we are the security provider that knows you by name.

Average Rating: 4.9/5.0

Total Reviews: 7

Who Is the Company Behind OneAxiom?

  • Seller: OneAxiom
  • Year Founded: 2017
  • HQ Location: Naples, US
  • LinkedIn® Page: www.linkedin.com
    32 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 43% Medium, 29% Small

What Are Recent G2 Reviews of OneAxiom?

OneNeck IT Solutions

OneNeck’s US-based experts deliver a diverse portfolio of hybrid IT solutions that include: - Multi-cloud: Public, hosted private, on-prem and hybrid cloud - Infrastructure: Network, systems and storage, wired/wireless access, data protection - Collaboration: Voice, video, messaging and meetings - Data Modernization: Modern data platforms, data transformation and AI - Security: Risk assessments, roadmaps, mitigation and 24x7 response - Managed Services: Infrastructure, OS, database, application and multi-cloud Through advanced engineering and security best practices, we help our customers stabilize and protect their IT environments, navigate a path to IT modernization and take full advantage of new and innovative technologies in the cloud to achieve strong business growth.

Average Rating: 4.6/5.0

Total Reviews: 26

Who Is the Company Behind OneNeck IT Solutions?

Who Uses This Product?

  • Top Industries: Hospital & Health Care
  • Company Size: 62% Medium, 23% Large

What Are Recent G2 Reviews of OneNeck IT Solutions?

What Are G2 Users Discussing About OneNeck IT Solutions?

Cloudfence Managed Security Services

Cloudfence provides a comprehensive suite of cybersecurity services. These include **SOC as a service**, offering continuous security monitoring by experts; **Managed Detection and Response (MDR)** for endpoint protection against threats like malware and ransomware; and **Managed Firewall** services. They also specialize in **secure cloud solutions**, ensuring safe cloud infrastructure management. As a Wazuh Gold partner, they provide professional services for **Wazuh SIEM/XDR** and offer extensive support and customization for **OPNsense firewalls**. Their services are backed by their Security Operations Center (SOC) for real-time threat management. For more details, visit [Cloudfence](https://cloudfence.com.br/en/).

Average Rating: 4.8/5.0

Total Reviews: 6

Who Is the Company Behind Cloudfence Managed Security Services?

Who Uses This Product?

  • Company Size: 50% Medium, 33% Small

What Are Recent G2 Reviews of Cloudfence Managed Security Services?

Coretek - CoreDefend

Because cybercriminals evolve. So do we. CoreDefend combines the power of human expertise, AI precision, and scalable solutions to give your business the upper hand in every battle. CoreDefend combines elite expertise, advanced AI-driven detection, and always-on monitoring to protect your business from every angle—day and night. With three levels of comprehensive coverage, CoreDefend lets you choose the perfect balance of protection and performance for your organization.

Average Rating: 4.8/5.0

Total Reviews: 6

Who Is the Company Behind Coretek - CoreDefend?

  • Seller: Coretek
  • Year Founded: 2005
  • HQ Location: Farmington Hills, MI. USA
  • Twitter: @coretek
    528 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    265 employees on LinkedIn®
  • Phone: 1 (248) 684-9400

Who Uses This Product?

  • Company Size: 83% Medium, 17% Large

What Are Recent G2 Reviews of Coretek - CoreDefend?

PlutoSec

PlutoSec is a Canadian-based cybersecurity company that specializes in offensive security services, specifically designed to help organizations identify vulnerabilities and assess risks within their digital environments. The company focuses on penetration testing for various platforms, including web applications, APIs, cloud infrastructure, networks, and operating systems. By simulating real-world attacks, PlutoSec enables businesses to understand their security posture and take proactive measures to safeguard their critical digital assets. Targeting a diverse range of industries, including healthcare, finance, real estate, and technology, PlutoSec caters to organizations that prioritize cybersecurity and compliance. The services offered are particularly beneficial for businesses that handle sensitive data or operate within regulated environments. By leveraging industry standards such as the OWASP Top 10, NIST SP 800-115, and MITRE ATT&CK, PlutoSec ensures that its assessments are thorough and aligned with best practices in cybersecurity. One of the key features of PlutoSec's offerings is its comprehensive penetration testing services. These tests are designed to uncover vulnerabilities that could be exploited by malicious actors, providing organizations with a clear understanding of their security weaknesses. Following each assessment, clients receive detailed reports that outline the findings and provide actionable recommendations for remediation. This approach not only helps organizations to address immediate security concerns but also fosters a culture of continuous improvement in their cybersecurity practices. In addition to penetration testing, PlutoSec offers ongoing security advisory services to support organizations in maintaining a robust security posture. This includes guidance on compliance requirements, risk management strategies, and the implementation of security best practices. By partnering with PlutoSec, clients gain access to expert insights and support that can enhance their overall security framework and resilience against cyber threats. Overall, PlutoSec stands out in the cybersecurity landscape by combining technical expertise with a client-centric approach. The company’s commitment to delivering high-quality services, detailed reporting, and continuous support positions it as a trusted partner for organizations seeking to enhance their cybersecurity defenses and ensure compliance with industry standards.

Average Rating: 5.0/5.0

Total Reviews: 34

Who Is the Company Behind PlutoSec?

  • Seller: PlutoSec
  • Year Founded: 2019
  • HQ Location: Toronto, CA
  • LinkedIn® Page: www.linkedin.com
    32 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Health, Wellness and Fitness
  • Company Size: 79% Medium, 12% Large

What Are Recent G2 Reviews of PlutoSec?

CyStack Security Services

CyStack Security Services is a set of solutions to help businesses manage their digital security. We offer a clear way to check, fix and watch over a company's security to keep data and systems safe. Our services are for all kinds of businesses, from small startups to big companies, that need help with security. The main goal is to protect a business, stop data leaks, and meet industry standards. CyStack offers its services through two distinct models, each tailored to specific business needs: Security Assessment Consulting: - What it is: A one-time project to check your systems for weak points. - How it helps: You get a simple report with clear steps to improve your security. - Value: It helps you find and fix problems before they become a bigger issue. Managed Security Services (MSSP): - What it is: Ongoing, 24/7 security monitoring. - How it helps: A team of experts watches for threats and responds fast. - Value: It lowers the risk of cyberattacks and limits damage when an incident happens. No matter if you need a quick check or full-time protection, CyStack gives you the tools and support to secure your business and help it grow.

Average Rating: 4.9/5.0

Total Reviews: 22

Who Is the Company Behind CyStack Security Services?

  • Seller: CyStack
  • Year Founded: 2017
  • HQ Location: Hanoi, VN
  • Twitter: @CyStackSecurity
    35 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    49 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 45% Small, 32% Medium

What Are Recent G2 Reviews of CyStack Security Services?

Framework Security

Framework Security is an award-winning cybersecurity firm specializing in penetration testing, AI governance, virtual CISO services, SOC 2 compliance, and full-spectrum security program development. We help organizations identify vulnerabilities, eliminate threats, and build robust security programs through a combination of expert-led assessments and automation. Our team is vendor-agnostic, highly experienced, and trusted by clients ranging from growth-stage tech companies to regulated enterprises. Recognized by industry leaders like Gartner, Clutch, and AWS Marketplace, FWS is committed to delivering tailored, transparent, and results-driven cybersecurity solutions that align with your business goals.

Average Rating: 5.0/5.0

Total Reviews: 15

Who Is the Company Behind Framework Security?

  • Seller: Framework Security
  • Year Founded: 2019
  • HQ Location: Austin, TX.
  • Twitter: @FrameworkSec
    91 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    7 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 53% Small, 47% Medium

What Are Recent G2 Reviews of Framework Security?

What Are G2 Users Discussing About Framework Security?

Rapid7 Security Services

Rapid7 transforms data into insight, empowering IT and security professionals to progress and protect their organizations.

Average Rating: 3.5/5.0

Total Reviews: 12

Who Is the Company Behind Rapid7 Security Services?

  • Seller: Rapid7
  • Year Founded: 2000
  • HQ Location: Boston, MA
  • Twitter: @rapid7
    124,405 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    8,746 employees on LinkedIn®
  • Ownership: NASDAQ:RPD

Who Uses This Product?

  • Company Size: 33% Large, 33% Medium

What Are Recent G2 Reviews of Rapid7 Security Services?

What Are G2 Users Discussing About Rapid7 Security Services?

ReeVo SpA

ReeVo SpA is a European Managed Security & Cloud Services Provider (MSSP) delivering sovereign cloud infrastructure, cloud-native hardening, and 24/7 managed cybersecurity. Operating 8 proprietary Tier IV / Rating 4 data centers across Europe, ReeVo ensures total data sovereignty and strict compliance with European regulations, including NIS2, DORA, and GDPR. Backed by an ISO 27001-certified 24/7 SOC, KCSP accreditation, and over 20 international certifications, ReeVo unifies secure-by-design IaaS/PaaS, DevSecOps, and continuous threat management into one integrated practice—acting as the single operational owner of technology risk for midmarket, enterprise, and institutional clients.

Average Rating: 4.5/5.0

Total Reviews: 5

Who Is the Company Behind ReeVo SpA?

  • Seller: ReeVo SpA
  • Company Website:
  • Year Founded: 2003
  • HQ Location: Milan, IT
  • LinkedIn® Page: www.linkedin.com
    145 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 60% Small, 40% Medium

What Are Recent G2 Reviews of ReeVo SpA?

Trufflepig IT-Forensics GmbH

Trufflepig IT-Forensics is a specialized cybersecurity partner for upper mid-market companies and the public sector across the DACH region. As an expert in comprehensive, 24/7 continuous protection, the company consolidates all core elements of modern IT security under one roof. At the heart of our service portfolio is our proprietary, high-performance Security Operations Center (SOC), which leverages AI support to continuously monitor, evaluate, and mitigate cyber threats. To achieve this, our modular security platform seamlessly integrates Managed Detection & Response (MXDR), Phishing Awareness, Zero Trust Network Access (ZTNA), and Mail Security with preventive Penetration Testing and highly specialized Incident Response Services—enabling response times of under five minutes. With a dedicated team of around 60 experts - including former BKA (Federal Criminal Police Office) investigators and renowned ethical hackers - operating across three locations in Germany and Switzerland, Trufflepig currently protects more than 650 organizations from evolving cyber risks.

Average Rating: 5.0/5.0

Total Reviews: 5

Who Is the Company Behind Trufflepig IT-Forensics GmbH?

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Trufflepig IT-Forensics GmbH?

Capgemini Services

Salesforce Consulting and Implementation Practice.

Average Rating: 3.9/5.0

Total Reviews: 24

Who Is the Company Behind Capgemini Services?

  • Seller: Capgemini
  • Year Founded: 1967
  • HQ Location: Paris, France
  • Twitter: @Capgemini
    134,413 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    348,440 employees on LinkedIn®
  • Ownership: EPA: CAP

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 73% Large, 50% Medium

What Do G2 Reviewers Say About Capgemini Services?

AI-generated summary from verified user reviews

Pros
  • Users commend the resource optimization of Capgemini Services, benefiting from their extensive team and resources.
  • Users value the ample resources and support provided by Capgemini Services, enhancing project efficiency significantly.
  • Users value the strong teamwork at Capgemini Services, benefiting from a large team and abundant resources.
Cons
  • Users experience miscommunication due to outsourcing in different countries, complicating interactions and clarity.
  • Users experience communication difficulties due to outsourcing in other countries, impacting their overall service experience.
  • Users experience poor customer support due to outsourcing, creating challenges in effective communication with the service team.

What Are Recent G2 Reviews of Capgemini Services?

Lauren Worth
LW
Researched and written by Lauren Worth
Updated October 12, 2026