Aagon GmbH provides client management and software management

Manage your computers with ACMP, the most efficient client management system on the market. With the integrated modules inventory, license management, software distribution, patch management, security management and helpdesk you are quickly and easily able to install and operate comfortable client management.

Aagon Client Management Platform (A|C|M|P) simplifies the daily work of administrators and increases reliability of workstation computers. More than 800 customers of all branches and sizes of enterprise benefit from the experience and the innovative product development.

Source: https://www.aagon.de/en/company/about-aagon/profile.html

AccessData Group has pioneered digital forensics and litigation support for more than thirty years. Over that time, the company has grown to provide both stand-alone and enterprise-class solutions that can synergistically work together to enable both criminal and civil investigations, including digital forensics, incident response, legal review, compliance, auditing and information assurance. More than 130,000 customers in law enforcement, government agencies, corporations and law firms around the world rely on AccessData software solutions, and its premier digital investigations products and services.
Source: https://www.linkedin.com/company/accessdata/about/

ACID Technologies is developing uniquely effective technological solutions to meet current and evolving cyber threats. Its ACID SaaS is an advanced, customized intelligence gathering and analysis platform for early detection of diverse threats. Data is collected 24/7 based on defined client-specific keywords, from a multitude of sources, including relevant social media, IRC chats, deep Web, dark net, and restricted-access sites favored by hackers. Real-time alerts allow clients to foil attacks, mitigate their consequences and debrief.
Source: https://www.linkedin.com/company/acid-technologies/about/

At Active Countermeasures team is passionate about creating simple to use tools that quickly solve complex security problems. They have automated and streamlined the techniques used by the best pentesters and threat hunters in the industry. The result is AI-Hunter, a Network Threat Hunting solution that can identify compromised hosts on your network regardless of the operating system, hardware or network link speed.
With AI-Hunter you can quickly analyze millions of connection requests and easily identify which systems or IoT devices have been compromised.
Source: https://www.linkedin.com/company/active-countermeasures/about/

The ADS-TEC group stands for advanced system solutions in the industrial computing and battery technologies sectors.
The owner-managed enterprise employs a total of around 300 staff, split between its head office at Nuertingen near Stuttgart and its production site in Dresden. Its two operational subsidiaries are active in the industrial IT and energy sectors respectively.
ADS-TEC Industrial IT GmbH is a wholly-owned subsidiary of ADS-TEC Holding GmbH. For over 35 years, the company has been developing and manufacturing industrial computing and IT systems for sectors including automation, logistics, medical, automotive and engineering. Its proven IT solutions, featuring both hardware and software components, provide a comprehensive range of systems for industrial use. Its product range covers everything from terminals to industrial panel PCs, tablet PCs and customised products.
ADS-TEC Energy GmbH is a company of ADS-TEC group with a participation of BOSCH. In the energy sector, ADS-TEC provides highly efficient battery storage solutions and high-power rapid charging systems for electric vehicles to a broad range of customers. Its scalable systems are designed for use in private homes, public buildings, commercial enterprises, industrial and infrastructure solutions and self-sufficient energy supply systems, with capacities up to the multi-megawatt range.

In December 2010 agileSI was launched as a product within the security integrator SecureLink Germany GmbH. Company focuses on the development and marketing of SAP ERP security solutions.
From the very beginning, the company's goal was to incorporate the extensive experience gained in SAP, security consulting, SIEM systems/projects and the security integration business in general. In particular the know-how of more than 60 SIEM security projects, fueled the development of this new and innovative solution.
In 2011, the first release of agileSI - the world's first software solution for continuous monitoring of security-relevant events of entire SAP landscapes – was a fact. agileSI  is the international established and market-leading solution for SAP-SIEM integration. Since 2018 agileSI is a full business unit of SecureLink.
Source: https://www.linkedin.com/company/agilesi/about/

Aiculus helps organisations embrace new technologies without increasing their risk profile. Their specialty is applying advances in Artificial Intelligence to secure APIs. 
Company's API security solution Harambi is artificial intelligence driven and autonomously builds behavioural profiles of safe API activity. This does away with lengthy rules and set ups, or the need to continuously update attack signatures. Harambi is able to do this without consuming sensitive or personally identifiable information. Thus ensuring the highest privacy standards.
Detailed and summary reports can be generated on demand to provide visibility and insights on API traffic and threats.
Source: https://www.aiculus.co/

The leading provider of business-driven security management solutions, AlgoSec helps the world’s largest enterprise organizations align security with their business processes, making them more agile, more secure and more compliant. Over 1,800 leading organizations rely on AlgoSec to automate and orchestrate network security policy management across their cloud, SDN and on-premise networks. Through AlgoSec’s business-driven approach, users can determine application connectivity requirements, proactively analyze risk from the business perspective, tie cyber-attacks to business processes and rapidly plan and implement network security changes with zero touch. Source: https://www.linkedin.com/company/algosec/about/

 Allure Security's DARPA-backed technology was born in the Intrusion Detection Lab at Columbia University to address the rise in intrusions and insider threats resulting from stolen credentials and unauthorized access of intellectual property. Allure's  patented technology combines the power of beacons, threat intelligence and active defense to detect and respond to digital risks, better understand the scope of attacks and hold bad actors accountable.
Source: https://www.alluresecurity.com/product

Hundreds of security teams use the AlphaSOC Analytics Engine to uncover infected hosts and emerging threats. AlphaSOC processes network telemetry and performs deep analysis and alerting of suspicious events, identifying new and unknown threats without signatures. We take security very seriously at AlphaSOC and understand how important the responsibility of safeguarding data is to our customers. As such, we are proud to exceed industry standards. Source: https://alphasoc.com/

Alsid helps corporates to anticipate attacks by detecting breaches before hackers can exploit them. Founded by security experts company created the first proactive and intelligent cybersecurity product able to protect the heart of the networks : Active Directory. The technology identifies in real time every weak signal that preceed security incident and raise comprehensive alerts to help companies to block the attack. Thanks to a cloud-based approach, the solution can be deployed in a matter of minutes allowing business continuity without any impact. Alsid is already protecting 2.5 million users around the world and responds to the fast and efficient need for current security issues. Source: https://www.linkedin.com/company/alsidofficial/about/

Amgine Securus establishes cyber intelligence and investigation systems for major public institutions and governmental agencies. In particular, Amgine has accumulated its core competencies through a great deal of
experiences in the development of innovative materialization for interrelationship of threat resources and has the ownership of pertinent solutions in the fields of cybercrime investigation, threat response, and digital forensics.
Source: https://www.amgine.co.kr/company

Since its founding in 1994, AMPEG has developed from a system integrator for IT security solutions into a software manufactory specialising in the analysis of the security level for corporate networks.

From the knowledge that has accumulated in more than a decade in IT security, the software Security Lighthouse has been developed in the years 2004 to 2006 - also with the support of some long-time customers.
Security Lighthouse is a central component in the tool box of the IT security. The status of the achieved security level will be visible in almost real-time. This trans­forms IT security into a measurable and manageable factor. To be aware of the companywide security status serves one goal: to minimise the attack surface and keep it as small as possible.
Source: https://www.ampeg.de/en/company/about-us

Company ANGARA is a system integrator in the field of information security, specializing in:

• providing control and monitoring of information security;
• analytical processing information to improve management processes and improve the stability and security of the operation of information and technological infrastructures.

The mission of the company sees it, is to help as many as possible of their customers are not distracted by the threats and challenges of the digital world. We are ready to take care of the safety of their customers, allowing them to focus on their core, the primary task.

APCON is a pioneer in the field of flexible network visibility solutions. APCON products play a key role in ensuring that data networks across the globe remain secure and fully operational – around the clock, without fail – including those that support online banking, stock trades, shopping, video streams, media downloads, and more.
APCON is based in Wilsonville, Oregon, with a regional center in Plano, Texas and employees located throughout the United States, in Europe and Asia.
Source: https://www.linkedin.com/company/apcon/about/

Компания «Аплана. Центр Разработки» (Аплана. ЦР) создана в 2011 году на базе подразделения заказной разработки компании «Аплана Софтвер», работающего для крупных и средних российских компаний. Аплана. ЦР реализует комплексные решения по заказной разработке, построению и модернизации корпоративных информационных систем, разработке и внедрению бизнес приложений, созданию интеграционных и аналитических систем. Начало деятельности компании было положено в 2001 году, когда была образована компания «Аплана Софтвер». Аплана. ЦР входит в состав Группы компаний АйТи. Приоритетные направления деятельности компании:

• Заказная разработка уникальных программных решений;
• Корпоративные и информационные порталы;
• Информационно-аналитические системы;
• Интеграция приложений;
• Электронный документооборот;
• Решения на свободном ПО;
• Сопровождение информационных систем и ИТ инфраструктуры;
• Развитие собственной линейки тиражируемых решений;
• Поставка программного обеспечения.

Apvera leverages adaptive analytics to understand user behavior and the interactions they have between applications they use and the company's network. Adaptive Insight adapts to changes within the network and learns normal user behaviors based on company employee activities and is able to detect anomalies that are not inline with regular usage patterns; protecting the company from known and unknown threats. By giving companies the insight to understand the flow of data within their own networks, Apvera gives companies a new approach to cyber security that delivers technology, expertise, and intelligence in an enterprise framework. Source: https://www.linkedin.com/company/apvera/about/

Company's mission is to help you get organized in cyber defense. Arctic Securitywants to get both cyber security centers and other cyber officials connected with companies and help them share the critical threat intelligence between each other.

Their team helps turn raw cyber threat data into harmonized threat intelligence. Arctic Security creates tools to automate the collection, harmonization, processing and distribution of threat intelligence. With Arctic Security products vital threat information will be shared from the ones who know to the ones that need to know.
Source: https://www.linkedin.com/company/arctic-security-ltd/about/

ArecaBay enables InfoSec and DevOps teams to discover, monitor, and secure APIs, especially Private APIs that are Cloud-enabled.
Rather than forcing Private API calls through yet another inline gateway (be it on-premises or Cloud), company enhances the existing application infrastructure by super-imposing a Network Engine layer of Micro-Sensors that enables API Observability and Security without any modification to the application code or runtime environment.  
The same Network Engine is used for two products:   ArecaBay X-Ray for API Observability for DevOps;   Arecabay Force-Field for API Security for InfoSec and SecOps.
Source: https://www.linkedin.com/company/arecabay/about/

Mitigation-focused strategies that use threat scoring and behavioral analysis are not enough to overcome fraud and automated abuse. Arkose Labs technology uses a bilateral approach that combines our global telemetry with a patent-pending enforcement challenge. This dynamic feedback loop allows us to validate suspicious traffic and to train against serving enforcement to legitimate users, which guarantees no false positives and zero friction. Company is the only solution that stops abuse before it occurs, and guarantees attack remediation with a 100% SLA.
Source: https://www.linkedin.com/company/arkoselabs/about/