Company lists · Data refreshed November 2026

Top 25 Telecom encryption software companies worldwide

RevenueBase identified 533 company matches for telecom encryption software companies worldwide as of November 2026 and tracks 8,190 professional contacts across them, including 1,604 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for telecom encryption software companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026. Country and city lists for telecom encryption software companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
533Companies
8,190Contacts tracked
1,604Verified emails
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The 25 largest telecom encryption software companies worldwide

Ranked by team size
Top 25 of 533 company matches for telecom encryption software companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchStockholm, SwedenHQ recorded Nov 5, 2026501-1,000676 contacts →

Exact match

“Enea is a global specialist in advanced telecom and cybersecurity software, with a vision to make the world’s communications safer and more efficient.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchIrving, TX, United StatesHQ recorded Nov 5, 2026201-500445 contacts →

Exact match

“Headquartered in Irving, Texas, EF Johnson Technologies, Inc.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchUnited StatesHQ recorded Nov 5, 2026501-1,000265 contacts →

Exact match

“KATIM is a leader in the development of innovative secure communication products and solutions for governments and businesses.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchBelo Horizonte, BrazilHQ recorded Nov 5, 202651-200234 contacts →

Exact match

“Com 35 anos de atuação, a Método Telecom consolidou uma trajetória marcada pela especialização em soluções de comunicação corporativa.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchTehran, IranHQ recorded Nov 5, 202651-200175 contacts →

Exact match

“PayamPardaz Communication Engineering Company was established in 1996 with the aim of providing professional services in field of information and communication security.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Nov 5, 2026501-1,000112 contacts →

Exact match

“DIGITAL14 is a leader in the development of innovative secure communication products and solutions for governments and businesses.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchMumbai, IndiaHQ recorded Nov 5, 202651-200104 contacts →

Exact match

“PertSol is a leading pioneer in next-generation Telecom, Intelligence, and Security Solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchÅarhus, United StatesHQ recorded Nov 5, 202651-20086 contacts →

Exact match

“Cryptomathic helps businesses and governments to deliver trust and confidence in the digital world.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchLeipzig, GermanyHQ recorded Nov 5, 202651-20078 contacts →

Exact match

“procilon - Technology for IT Security & Data Protection.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchBothell, WA, United StatesHQ recorded Nov 5, 202651-20070 contacts →

Exact match

“XMedius is a global leader in the field of enterprise communications solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchDüsseldorf, GermanyHQ recorded Nov 5, 202651-20069 contacts →

Exact match

“Secusmart, a subsidiary of BlackBerry Limited, is the leading expert in the development and implementation of comprehensive anti-eavesdropping solutions for German government…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchVienna, VA, United StatesHQ recorded Nov 5, 2026n/a66 contacts →

Exact match

“SDF is a recognized leader in the dynamic world of tactical and strategic cellular security systems solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchPetach-tikva, IsraelHQ recorded Nov 5, 202651-20061 contacts →

Exact match

“Septier Communication Ltd.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchJundiaí, BrazilHQ recorded Nov 5, 202651-20057 contacts →

Exact match

“Soluções Inteligentes em Segurança e Telecomunicações para empreendimentos.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchBerlin, GermanyHQ recorded Nov 5, 202651-20055 contacts →

Exact match

“Adva Network Security is a leading German IT-security company.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchOverland Park, United StatesHQ recorded Nov 5, 202651-20055 contacts →

Exact match

“DataLocker is the leading provider of advanced encryption solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchNuremberg, GermanyHQ recorded Nov 5, 202651-20044 contacts →

Exact match

“NCP mit Hauptsitz in Nürnberg ist ein weltweit führender Softwarehersteller für hochsichere Lösungen in den Bereichen Remote Access, Endpoint Security sowie Cloud & VPN.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchTel Aviv, IsraelHQ recorded Nov 5, 202611-5043 contacts →

Exact match

“Gita Technologies rises to the technological challenges facing the signals intelligence and cyber industries today.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchHampton, United KingdomHQ recorded Nov 5, 202611-5041 contacts →

Exact match

“Since 2002 Isode has been developing and supporting Commercial off the shelf (COTS) client & server software for secure messaging and directory systems.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchSt. Albans, United KingdomHQ recorded Nov 5, 202651-20037 contacts →

Exact match

“Advanced three-layer, identity based encryption ensures your data and communications stay protected, inside and outside your network.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchSouth Melbourne, AustraliaHQ recorded Nov 5, 202651-20037 contacts →

Exact match

“Senetas (ASX:SEN) is an Australian defence technology company with 25+ years delivering certified network encryption to governments, militaries, intelligence agencies, and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchOppenheim, GermanyHQ recorded Nov 5, 202651-20036 contacts →

Exact match

“ECOS is an owner-managed business and specialized in the software development of IT security solutions.we connect IT stands for solutions providing employees of public…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchJakarta, IndonesiaHQ recorded Nov 5, 202651-20035 contacts →

Exact match

“DYMAR JAYA INDONESIA Your trusted partner for data security solutions-always ready to serve with professionalism.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchStockholm, SwedenHQ recorded Nov 5, 202611-5034 contacts →

Exact match

“AxCrypt is an award-wining startup company providing strong and simple encryption software.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchParis, FranceHQ recorded Nov 5, 202611-5033 contacts →

Exact match

“We provide services and technologies to identify, detect and recover from critical threats and vulnerabilities on signalling protocols like SS7/SIGTRAN, Diameter, GPRS/GTP, IMS…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 533 telecom encryption software companies worldwide

See the full list, filter by size, metro and specialty, and access 1,604 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecom encryption software companies worldwide at a glance

As of Nov 5, 2026
19.6%Verified-email coverage
15.4Average contacts per company
11-50Median size (employees)
3.8%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
227
11-50
203
51-200
68
201-500
14
501-1,000
6
1,001-5,000
6
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for telecom encryption software companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “telecom encryption software companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 1,604 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 5, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Telecom encryption software companies by location

4 lists · largest first

Every Telecom encryption software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “telecom encryption software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecom encryption software companies are there worldwide?

RevenueBase identified 533 company matches for telecom encryption software companies worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Enea AB tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most telecom encryption software companies?

The United States leads with 104 companies, followed by the United Kingdom (38) and India (28). Every telecom encryption software companies list by country and city is linked on this page.

Which city has the most telecom encryption software companies?

London leads with 20 company records, followed by Berlin (6) and Melbourne (6).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,604 professional contacts with verified work emails tracked across these 533 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.