CISO Tribune

Vendor comparison · 2 companies

Bitdefender vs Fidelis

Bitdefender provides cybersecurity solutions to small and medium businesses, mid-market enterprises and consumers. Fidelis sells a range of solutions that includes XDR, NDR, EDR and CNAPP, offered for proactive cyber defense. CISO Tribune files both under EDR and XDR. 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.

  • Bitdefender
  • Fidelis
Bitdefender vs Fidelis: Products, Customers and Funding Compared
BitdefenderBitdefender provides cybersecurity solutions to small and medium businesses, mid-market enterprises and consumers.bitdefender.comFidelisFidelis sells a range of solutions that includes XDR, NDR, EDR and CNAPP, offered for proactive cyber defense.fidelissecurity.com
What it sells
  • GravityZone PHASR[10]Hardening and attack surface reduction.
  • GravityZone MSP Security Solutions[14]Multi-tiered security for managed service providers.
  • Fidelis Elevate[3][4]Fidelis Elevate is an XDR platform. Fidelis Elevate correlates threats across network, endpoint and cloud.
  • Fidelis Network[1][3][4]Fidelis Network is an NDR platform with network traffic analysis and network behaviour anomaly detection.
  • Fidelis Endpoint[1][3][4]Fidelis Endpoint is an EDR solution that gives hands-on control to pinpoint and eradicate threats.
  • Fidelis Deception[1][3][4]Fidelis Deception delivers alerts and events from decoys, AD credentials, poisoned data and suspicious traffic.
  • Fidelis Active Directory Intercept[1][3][4]Fidelis Active Directory Intercept combines an AD-aware NDR platform with Active Directory deception technology.
Categories
Headquarters
Bucharest, Romania[2][4]Not stated on its pages
Founded
2001[2][4][10][13]Not stated on its pages
Ownership and funding
Not stated on its pagesNot stated on its pages
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • September 23, 2026Bitdefender announced GravityZone AI Visibility and Control, a solution giving organizations and MSPs visibility into employee AI tool usage and the ability to reduce related risks.[17]
  • May 6, 2026Bitdefender appointed Frank Koelmel as Chief Revenue Officer of its Business Solutions Group.[7]
Not stated on its pages
G2 and Gartner Peer Insights
  • G2: listed, seen November 4, 2026[8]
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
Who it fits
From its own pages, Bitdefender sells mainly to small and medium businesses, mid-market enterprises and consumers. Its business group says it serves businesses, government entities, and non-profit organizations in industries worldwide. Its small business products are positioned for small teams with no dedicated IT staff. Managed Service Providers are a named customer type, with licensing based on monthly usage.A hospital is named as a customer that uses Fidelis Security for network security. Fidelis describes continuous monitoring and protection for legal and healthcare data. Fidelis Halo is a platform for protection and compliance across cloud, hybrid and on-premises workloads. Fidelis Endpoint provides EDR protection on-premises and in the cloud.
Last verified
September 27, 2026November 6, 2026

Where they overlap

  • EDR and XDR is the primary category of both Bitdefender and Fidelis.

Where they differ, field by field

  • Bitdefender is also filed under MDR and managed SOC and Endpoint protection platforms. Fidelis is also filed under Network detection and response, Deception technology and Cloud-native application protection (CNAPP).
  • Bitdefender lists GravityZone PHASR and GravityZone MSP Security Solutions. Fidelis lists Fidelis Elevate, Fidelis Network, Fidelis Endpoint, Fidelis Deception and Fidelis Active Directory Intercept.
  • Bitdefender is headquartered in Bucharest, Romania.
  • Bitdefender was founded in 2001.

How they differ

CISO Tribune files Bitdefender under EDR and XDR, MDR and managed SOC, and Endpoint protection platforms, with EDR and XDR as its primary category. CISO Tribune files Fidelis under EDR and XDR, Network detection and response, Deception technology, and Cloud-native application protection (CNAPP), also with EDR and XDR as its primary category. Bitdefender is headquartered in Bucharest, Romania, and was founded in 2001.

Bitdefender sells GravityZone PHASR for hardening and attack surface reduction, and GravityZone MSP Security Solutions for managed service providers. It also offers a managed service with 24/7 monitoring and sells Offensive Services covering Penetration Testing and Red Teaming. Bitdefender says it sells mainly to small and medium businesses, mid-market enterprises and consumers, and names Managed Service Providers as a customer type. On September 23, 2026, Bitdefender announced GravityZone AI Visibility and Control, which gives organizations and MSPs visibility into employee AI tool usage.

Fidelis sells Fidelis Elevate, an XDR platform that correlates threats across network, endpoint and cloud. It also sells Fidelis Network, an NDR platform, and Fidelis Endpoint, an EDR solution. Fidelis Deception uses decoys and lures, and Fidelis Active Directory Intercept combines an AD-aware NDR platform with Active Directory deception technology. Fidelis Halo covers protection and compliance across cloud, hybrid and on-premises workloads. Fidelis names a hospital as a customer that uses Fidelis Security for network security.

What it sells: Bitdefender

What GravityZone PHASR does[10]
Proactively hardens defenses and reduces the attack surface. PHASR stands for Proactive Hardening and Attack Surface Reduction.

What it sells: Fidelis

What Fidelis Elevate does[3][4]
Fidelis Elevate is an XDR platform. Fidelis Elevate correlates threats across network, endpoint and cloud. Fidelis Elevate automates detection and response workflows.
What Fidelis Network does[1][3][4]
Fidelis Network is an NDR platform with network traffic analysis and network behaviour anomaly detection across all ports and protocols. Fidelis Network retains metadata for up to 360 days to support investigations and compliance.
What Fidelis Deception does[1][3][4]
Fidelis Deception delivers alerts and events from decoys, AD credentials, poisoned data and suspicious traffic. Fidelis Deception monitors IoT and cloud resources as deceptive objects.
What Fidelis Active Directory Intercept does[1][3][4]
Fidelis Active Directory Intercept combines an AD-aware NDR platform, integrated Active Directory deception technology and foundational AD log and event monitoring. Fidelis Active Directory Intercept monitors for suspicious changes and privilege escalation attempts.

Questions about Bitdefender and Fidelis

What do Bitdefender and Fidelis sell?
Bitdefender sells GravityZone PHASR and GravityZone MSP Security Solutions. Fidelis sells Fidelis Elevate, Fidelis Network, Fidelis Endpoint, Fidelis Deception and Fidelis Active Directory Intercept.
Are Bitdefender and Fidelis in the same category?
Yes. EDR and XDR is the primary category of both on CISO Tribune.
Where are Bitdefender and Fidelis headquartered?
Bitdefender is headquartered in Bucharest, Romania.
When were Bitdefender and Fidelis founded?
Bitdefender was founded in 2001.
Who are Bitdefender and Fidelis sold to?
From its own pages, Bitdefender sells mainly to small and medium businesses, mid-market enterprises and consumers. A hospital is named as a customer that uses Fidelis Security for network security.
What have Bitdefender and Fidelis announced recently?
September 23, 2026: Bitdefender announced GravityZone AI Visibility and Control, a solution giving organizations and MSPs visibility into employee AI tool usage and the ability to reduce related risks.

About Bitdefender

Bitdefender provides cybersecurity solutions to small and medium businesses, mid-market enterprises and consumers.

Bitdefender says it has protected millions of consumer and business environments since 2001. Bitdefender states that it protects millions of users across 170 countries. Bitdefender says it collaborates with global law enforcement to dismantle cybercriminal networks. For enterprise customers, Bitdefender offers a security platform or a managed service.

Bitdefender says GravityZone integrates global cloud-based whitelisting and hybrid machine learning voting algorithms to minimize false positives across endpoint processes. Bitdefender says it serves more than 40,000 businesses, government entities, and non-profit organizations in industries worldwide. Bitdefender says its unified endpoint security and analytics platform and managed services help organizations across client, server, on-premises, cloud or hybrid environments. Bitdefender has global teams driving innovation and growth across the GravityZone platform and cybersecurity services.[11][12]

For small businesses, Bitdefender sells security meant to defeat advanced threats like phishing, ransomware and fileless attacks without burdening IT teams. Bitdefender sells endpoint security for smaller businesses that covers file servers, desktops, or laptops, physical or virtual machines. Bitdefender Native XDR uses ML to automatically correlate and consolidate threat signals across endpoints, identities, apps, network, clouds, mobile devices and beyond. Bitdefender integrates Identity Threat Detection and Response (ITDR) into Extended Detection and Response (XDR) for protection of all identities and identity infrastructure. Bitdefender HyperDetect enables organizations to fine-tune ML detection and stop advanced attacks at pre-execution. Bitdefender says Anomaly Defense uses AI technologies to build behavior baselines and spot anomalies with minimum noise. The Bitdefender GravityZone AI Assistant uses Large Language Models (LLMs) to simplify threat investigations by answering analysts' questions instantly.[1]

Bitdefender sells a service that uses 24/7 monitoring, technologies deployed at the host and network layers, advanced analytics, threat intelligence, and human expertise in incident investigation to remove threat actors from customer environments. Bitdefender says its security analysts keep eyes on customer businesses 24x7x365. Bitdefender offers a service that provides all the protections of the MDR service along with comprehensive dark web detection and response. Bitdefender MDR Foundations offers MSPs a Managed Detection & Response service featuring 24x7 monitoring, threat hunting and rapid response. Bitdefender Offensive Services provide organizations with Penetration Testing and Red Teaming services.[1][12]

Bitdefender sells a product to discover and manage public cloud configurations and identities to reduce risk and accelerate compliance. Bitdefender sells security for cloud workloads in Amazon that uses the same web console as physical, virtual, and any other cloud environments. Bitdefender sells external attack surface management that discovers, monitors and secures internet-facing assets, shadow IT, misconfigured services, and forgotten subdomains. Bitdefender sells a product that automates compliance monitoring and real-time evidence collection to stay audit-ready. Bitdefender sells email protection that combines cloud-native, API-enabled protection and a secure email gateway (SEG) in one solution. Bitdefender offers automatic patch management delivered from the GravityZone Console. Bitdefender offers operating system native encryption management for Windows and Mac. Bitdefender sells an on-device mobile security solution for iOS, Android and ChromeOS devices. Bitdefender GravityZone PHASR is described as delivering dynamic, personalized hardening that reduces attack surface without hurting productivity. PHASR stands for Proactive Hardening and Attack Surface Reduction. Bitdefender Advanced Threat Intelligence collects and correlates data from sensors across the globe.

For service providers, Bitdefender sells security for Managed Service Providers with monthly usage-based licensing and a single web console to protect all customers. GravityZone MSP Security Solutions has three offerings called Secure, Secure Plus, and Secure Extra.

Florin Talpes, Bitdefender's Co-founder and Chief Executive Officer, founded with his wife Mariuca one of the first private software companies in post-communist Romania, which grew to become Bitdefender. Andrei Florescu is President and GM of the Business Solutions Group at Bitdefender. Bitdefender says it has been advancing AI in cybersecurity since 2008. Bitdefender says its technology is licensed by more than 150 technology and cybersecurity brands. Bitdefender says its team is behind over 540 patents. Bitdefender says over half of its employees are dedicated to research and development. Bitdefender says it has headquarters, research hubs, and security operations and sales and business centers across multiple continents.[5][6][12][15][16]

Bitdefender on the record

Sources

Bitdefender full record

  1. [1]BusinessBitdefender · bitdefender.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]CompanyBitdefender · bitdefender.com · undated page, accessed September 27, 2026 · Tier A
  3. [3]Bitdefender GravityZone Cybersecurity PlatformBitdefender · undated page, accessed October 23, 2026 · Tier A
  4. [4]About Bitdefender: Innovation in Cybersecurity since 2001Bitdefender · undated page, accessed October 23, 2026 · Tier A
  5. [5]Key Findings from the Bitdefender 2025 Cybersecurity Assessment ReportBitdefender Business Insights · published June 24, 2025 · Tier A
  6. [6]Bitdefender Threat Intelligence Solutions – Bitdefender TechZoneBitdefender TechZone · undated page, accessed October 23, 2026 · Tier A
  7. [7]Bitdefender Appoints Frank Koelmel as Chief Revenue Officer for its Business Solutions GroupBitdefender · published May 6, 2026 · Tier A
  8. [8]Bitdefender GravityZone XDR Reviews & Product Details - G2G2 · undated page, accessed October 23, 2026 · Tier C
  9. [9]Bitdefender Reviews, Ratings & Features 2026 | Gartner Peer InsightsGartner Peer Insights · undated page, accessed October 23, 2026 · Tier C
  10. [10]Bitdefender - Global Leader in Cybersecurity SoftwareBitdefender · undated page, accessed November 4, 2026 · Tier A
  11. [11]Minimizing False Positives – Bitdefender TechZoneBitdefender TechZone · undated page, accessed November 4, 2026 · Tier A
  12. [12]About Bitdefender Business Solutions GroupBitdefender · undated page, accessed November 4, 2026 · Tier A
  13. [13]Our Leadership Team: Driving the Future of CybersecurityBitdefender · undated page, accessed November 4, 2026 · Tier A
  14. [14]Bitdefender - All Business Products ListBitdefender · undated page, accessed November 4, 2026 · Tier A
  15. [15]Join Bitdefender. Protect the Future.Bitdefender · undated page, accessed November 4, 2026 · Tier A
  16. [16]Bitdefender Ultimate Small Business SecurityBitdefender · undated page, accessed November 4, 2026 · Tier A
  17. [17]Bitdefender Launches GravityZone AI Visibility and Control, a Powerful Solution for Securing AI Use in the EnterpriseBusiness Wire · published September 23, 2026 · Tier A

Fidelis full record

  1. [1]fidelissecurity.comFidelis Security · fidelissecurity.com · undated page, accessed November 6, 2026 · Tier A
  2. [2]AboutFidelis Security · fidelissecurity.com · undated page, accessed November 6, 2026 · Tier A
  3. [3]Fidelis Security: Detect, Investigate, Hunt, Respond 9x FasterFidelis Security · undated page, accessed November 10, 2026 · Tier A
  4. [4]Top Cybersecurity Solutions | Fidelis SecurityFidelis Security · undated page, accessed November 10, 2026 · Tier A
  5. [5]Trust Center - Commitment to Your Security | Fidelis SecurityFidelis Security · undated page, accessed November 10, 2026 · Tier A
  6. [6]Service & Support | Fidelis SecurityFidelis Security · undated page, accessed November 10, 2026 · Tier A

Spot a factual error? Request a correction.