Proximus NXT

What the company sells

Proximus NXT sells managed security services for large companies, including managed detection and response (XDR/MxDR), SIEM, governance-risk-compliance advisory, CISO and DPO services, and employee awareness training. The business is part of Proximus Group, whose registered office is Boulevard du Roi Albert II, 27 B - 1030 Bruxelles. Proximus Group trades publicly as Euronext Brussels: PROX.^[1]

Categories

• Managed security service providers (primary category)
• MDR and managed SOC
• SIEM
• Security consulting and advisory

Headquarters

Not established from our sources

Founded

Not established from our sources

Ownership

Public (Euronext Brussels: PROX)^[2]

CISO on record

Not yet on our record. Send a verified source

Website

proximus.be

Products and services

Product names as the company writes them; what each does, in our words, from the company's own product pages. Never how well it does it.

• Managed Security Services^[1]

  Round-the-clock monitoring and management of a customer's IT security environment, covering governance, detection, response and operations.

• XDR (eXtended Detection and Response)

  A single-vendor platform offering detection and response across endpoints and other sources as an alternative to SIEM.

• MxDR (Managed eXtended Detection & Response)

  A managed service providing 24/7 detection, response and support delivered by a Belgian SOC team.

• SIEM (Security Information and Event Management)

  A log and event correlation platform for threat detection and compliance reporting with multi-vendor flexibility.

• GRC as a Service^[1]

  An outsourced governance, risk and compliance offering combining policy, risk and compliance management.

• CISO as a Service^[1]

  Advisory service providing strategic cybersecurity guidance delivered by an external Chief Information Security Officer.

Competitors and alternatives

The other companies on our record filed under the same categories, category by category: first those that lead with that category and share more of Proximus NXT's categories, then alphabetical. A list from the record, never a ranking.

• On managed security service providers, Proximus NXT competes with Orange Cyberdefense, Rackspace Technology, Blue Mantis, CISO Global, Cyderes, Deutsche Telekom, Fortified Health Security, Integrity360, UST, Telia and 16 more.

• On mdr and managed soc, Proximus NXT competes with Tenfold Security, DefenseStorm, Inversion6, Kyndryl, Leonardo, Quorum Cyber, Trustwave, Agile Defense, Arctic Wolf, Critical Start and 25 more.

• On siem, Proximus NXT competes with Stellar Cyber, Exabeam, Graylog, Guardsix, Hunters, Securonix, Splunk, Sumo Logic, Tenfold Security, DefenseStorm and 8 more.

• On security consulting and advisory, Proximus NXT competes with Accenture, Atos, Cybolt, DXC Technology, Fujitsu, GuidePoint Security, Infosys, Kudelski Security, Leidos, NTT DATA and 34 more.

References

Every fact above cites one of these by number. Tier A is the company itself, a regulator or a filing; tier B is trade or business press.

1. [1]Managed security servicesProximus · proximus.be · undated page, accessed October 14, 2026 · Tier A: the company, a regulator or a filing
2. [2]CompanydataProximus · proximus.be · undated page, accessed October 14, 2026 · Tier A: the company, a regulator or a filing

Last verified October 14, 2026. Our code found the quoted passage behind each fact on its source page when the fact was recorded, and re-checks every record against its sources each month.

Recorded October 14, 2026 from the references above. Descriptions are in our own words; we do not rank or recommend vendors, and no vendor pays to be listed or to change what we write. Disclosure: until the publisher confirms it has no business relationship with this company, treat one as possible (how the network works). Spot a factual error? Request a correction.

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