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    Public Key Infrastructure Market

    ID: MRFR/ICT/2438-CR
    86 Pages
    Aarti Dhapte
    October 2018

    Public Key Infrastructure (PKI) Market Research Report Information By Solution (PIN Authentication, Enrollment Services, Inventory of Digital Identities, Secure Roaming, Self-Recovery, and Self-Registration), By Deployment (Cloud-Based, and On-Premise), By End-User (Aerospace & Defense, Health & Life Sciences, Human Resources, Manufacturing, Government, BFSI, Education, Retail, and Others), And By Region (Asia-Pacific, Europe, North America, And Rest Of The World) –Market Forecast Till 2035.

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    Public Key Infrastructure Market Infographic
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    Public Key Infrastructure Market Summary

    As per MRFR analysis, the Public Key Infrastructure (PKI) Market Size was estimated at 5.332 USD Billion in 2024. The PKI industry is projected to grow from 6.334 USD Billion in 2025 to 35.45 USD Billion by 2035, exhibiting a compound annual growth rate (CAGR) of 18.79 during the forecast period 2025 - 2035.

    Key Market Trends & Highlights

    The Public Key Infrastructure (PKI) market is experiencing robust growth driven by increasing digital security needs and technological advancements.

    • The demand for digital security solutions continues to rise, particularly in North America, which remains the largest market for PKI.
    • Integration of advanced technologies is becoming prevalent, enhancing the capabilities of PKI systems across various sectors.
    • The shift towards automation in certificate management is evident, with self-registration emerging as the fastest-growing segment.
    • Increasing cybersecurity threats and regulatory compliance requirements are major drivers propelling the growth of cloud-based PKI solutions.

    Market Size & Forecast

    2024 Market Size 5.332 (USD Billion)
    2035 Market Size 35.45 (USD Billion)
    CAGR (2025 - 2035) 18.79%

    Major Players

    DigiCert (US), Entrust (US), GlobalSign (BE), Sectigo (US), Thales (FR), IdenTrust (US), Comodo (GB), Keyfactor (US), Venafi (US)

    Public Key Infrastructure Market Trends

    The Public Key Infrastructure (PKI) Market is currently experiencing a notable evolution, driven by the increasing demand for secure digital communications and transactions. Organizations across various sectors are recognizing the necessity of robust security frameworks to protect sensitive information. This trend is further amplified by the growing reliance on cloud services and the Internet of Things (IoT), which necessitate advanced encryption methods to safeguard data integrity and confidentiality. As cyber threats become more sophisticated, the emphasis on implementing comprehensive PKI solutions appears to be paramount for businesses aiming to maintain trust and compliance in their operations. Moreover, the landscape of the Public Key Infrastructure (PKI) Market is characterized by a shift towards automation and integration with emerging technologies. Companies are increasingly adopting automated certificate management systems to streamline operations and reduce human error. This shift not only enhances efficiency but also allows organizations to respond swiftly to evolving security challenges. The integration of artificial intelligence and machine learning into PKI solutions is also gaining traction, as these technologies offer the potential to predict and mitigate risks more effectively. Overall, the Public Key Infrastructure (PKI) Market is poised for continued growth as organizations prioritize security in an increasingly digital world.

    Rising Demand for Digital Security Solutions

    The Public Key Infrastructure (PKI) Market is witnessing a surge in demand for digital security solutions. As organizations transition to digital platforms, the need for secure communication channels becomes critical. This trend is driven by the increasing frequency of cyber threats, prompting businesses to invest in PKI systems that ensure data protection and user authentication.

    Integration of Advanced Technologies

    There is a growing trend towards the integration of advanced technologies within the Public Key Infrastructure (PKI) Market. Organizations are exploring the use of artificial intelligence and machine learning to enhance security measures. These technologies can potentially improve threat detection and response times, making PKI solutions more effective in combating cyber risks.

    Shift Towards Automation in Certificate Management

    The Public Key Infrastructure (PKI) Market is experiencing a shift towards automation in certificate management processes. Companies are adopting automated systems to streamline the issuance and renewal of digital certificates. This transition not only reduces operational costs but also minimizes the risk of human error, thereby enhancing overall security.

    The Global Public Key Infrastructure (PKI) Market is poised for substantial growth as organizations increasingly recognize the necessity of robust security measures to protect sensitive data and ensure trust in digital transactions.

    U.S. Department of Commerce

    Public Key Infrastructure Market Drivers

    Emergence of IoT Devices

    The Public Key Infrastructure (PKI) Market is significantly impacted by the emergence of Internet of Things (IoT) devices, which are proliferating across various sectors. As the number of connected devices continues to rise, the need for secure communication and data exchange becomes critical. PKI provides the necessary framework for authenticating and securing IoT devices, ensuring that data transmitted between devices remains confidential and tamper-proof. In 2025, the IoT market is expected to reach 1.1 trillion dollars, creating a substantial demand for PKI solutions tailored to the unique security challenges posed by IoT ecosystems. This trend indicates that organizations are increasingly prioritizing PKI as a foundational element in their IoT security strategies.

    Adoption of Cloud-Based Services

    The Public Key Infrastructure (PKI) Market is witnessing a shift towards cloud-based services, which is reshaping the landscape of digital security. As organizations migrate to cloud environments, the need for scalable and flexible security solutions becomes evident. PKI is essential for securing cloud applications and services, providing encryption and identity management capabilities that are crucial for protecting data in transit and at rest. The cloud security market is projected to reach 100 billion dollars by 2025, indicating a robust demand for PKI solutions that can seamlessly integrate with cloud infrastructures. This trend suggests that organizations are increasingly recognizing the importance of PKI in maintaining security in a cloud-centric world.

    Increasing Cybersecurity Threats

    The Public Key Infrastructure (PKI) Market is experiencing a surge in demand due to the escalating threats posed by cybercriminals. As organizations increasingly rely on digital platforms, the need for robust security measures becomes paramount. In 2025, it is estimated that cybercrime will cost businesses over 10 trillion dollars annually, highlighting the urgency for effective security solutions. PKI provides a framework for secure communications and data integrity, making it a critical component in the fight against cyber threats. Organizations are investing heavily in PKI solutions to safeguard sensitive information and maintain customer trust. This trend is likely to continue as the digital landscape evolves, necessitating advanced security protocols to counteract sophisticated attacks.

    Regulatory Compliance Requirements

    The Public Key Infrastructure (PKI) Market is significantly influenced by the increasing regulatory compliance requirements across various sectors. Governments and regulatory bodies are mandating stringent security measures to protect sensitive data, particularly in industries such as finance, healthcare, and government. For instance, regulations like GDPR and HIPAA necessitate the implementation of strong encryption and secure authentication methods, which PKI solutions provide. As organizations strive to comply with these regulations, the demand for PKI technologies is expected to rise. In 2025, the compliance market is projected to reach 30 billion dollars, further driving the adoption of PKI solutions to ensure adherence to legal standards and avoid hefty penalties.

    Growth of E-commerce and Digital Transactions

    The Public Key Infrastructure (PKI) Market is benefiting from the rapid growth of e-commerce and digital transactions. As more consumers turn to online shopping and digital payment methods, the need for secure transaction processes becomes increasingly critical. PKI plays a vital role in securing online transactions by providing encryption and authentication services that protect sensitive customer information. In 2025, the e-commerce market is expected to surpass 6 trillion dollars, creating a substantial opportunity for PKI providers. This growth is likely to drive investments in PKI solutions, as businesses seek to enhance their security measures and build consumer confidence in digital transactions.

    Market Segment Insights

    By Solution: PIN Authentication (Largest) vs. Self-Registration (Fastest-Growing)

    In the Public Key Infrastructure (PKI) market, the solution segment has exhibited notable diversity, with PIN Authentication commanding the largest share. As organizations increasingly prioritize secure access controls, PIN Authentication has become essential in managing user identities, outpacing other solutions. Self-Registration, while still emerging, is gaining traction as businesses look to streamline their identity management processes, allowing users to create their credentials independently. This shift reflects a growing trend towards user empowerment and decentralization in identity management. The growth trends within the solution segment are driven by the escalating demand for digital security, particularly in the context of remote work and online transactions. Enrollment Services and Secure Roaming also play critical roles, serving to facilitate seamless user experiences while ensuring robust authentication mechanisms. The rise of mobile workforces and the need for flexible identity solutions further bolster the growth of Self-Registration, projected to be one of the fastest-growing elements within this segment as organizations adapt to evolving security needs.

    PIN Authentication (Dominant) vs. Self-Registration (Emerging)

    PIN Authentication stands out as the dominant value within the PKI market solutions, characterized by its widespread adoption across various sectors, including banking, healthcare, and government. Its strength lies in its capacity to provide a reliable and user-friendly method of authenticating individuals, making it a preferred option for organizations requiring secure access to sensitive information. In contrast, Self-Registration represents an emerging value, driven by the need for organizations to enhance user autonomy in creating and managing their digital identities. This solution empowers users to register themselves, reducing administrative burdens and streamlining processes. As businesses increasingly embrace digital transformation, the shift towards Self-Registration indicates a desire for efficiency and user engagement in identity management practices.

    By Deployment: Cloud-Based (Largest) vs. On-Premise (Fastest-Growing)

    In the Public Key Infrastructure (PKI) Market, the deployment of solutions is notably diverse, with cloud-based deployments currently dominating the landscape. This segment garners significant market share due to the increasing preference for scalable and flexible solutions that cloud technologies offer. As organizations embrace digital transformation, the reliance on cloud-based PKI solutions has surged, thereby solidifying its position as the largest deployment model in the market. On-premise deployments, while historically a preferred choice for data-sensitive enterprises, are gradually witnessing a decline in market share.

    Deployment: Cloud-Based (Dominant) vs. On-Premise (Emerging)

    Cloud-based PKI solutions represent the dominant deployment model in the market, largely favored for their ability to provide instant accessibility and reduced overhead costs. This model supports various integrations and real-time updates, making it ideal for businesses seeking agility in their operations. In contrast, on-premise deployments are emerging as a viable option for specific industries that prioritize stringent data security and regulatory compliance. These solutions offer greater control over sensitive data, appealing to organizations wary of potential cloud vulnerabilities. As firms weigh the benefits and risks associated with each model, both deployment types are adapting to meet evolving security needs.

    By End-User: BFSI (Largest) vs. Aerospace & Defense (Fastest-Growing)

    In the Public Key Infrastructure (PKI) Market, the BFSI sector dominates the end-user segment due to its crucial need for secure transactions and data protection. This segment encompasses a wide range of services, from banking transactions to insurance claims, where the integrity and confidentiality of data are paramount. As cyber threats evolve, financial institutions are increasingly relying on PKI solutions, leading to significant market share concentration within BFSI. Conversely, the Aerospace & Defense sector is emerging as the fastest-growing segment within the PKI market. The increasing focus on national security and the adoption of advanced technologies in defense systems drive this growth. Aerospace and defense organizations require robust security frameworks to protect sensitive data and ensure secure communications, contributing to its rapid expansion within the PKI landscape.

    BFSI (Dominant) vs. Aerospace & Defense (Emerging)

    The BFSI segment in the Public Key Infrastructure (PKI) Market stands out as a dominant force, characterized by its stringent security requirements and regulatory compliance needs. Financial institutions utilize PKI to safeguard sensitive customer data, perform secure online transactions, and prevent identity theft. With an evolving digital landscape, BFSI continues to invest heavily in PKI technologies to enhance security measures and maintain customer trust. In contrast, Aerospace & Defense represents an emerging segment, driven by heightened security concerns and the integration of digital technologies. This sector demands advanced PKI solutions to protect classified information and ensure secure communications in military operations. As cybersecurity becomes integral to national security strategies, Aerospace & Defense is rapidly escalating its adoption of PKI solutions.

    Get more detailed insights about Public Key Infrastructure Market

    Regional Insights

    By Region, the study provides market insights into North America, Europe, Asia-Pacific and Rest of the World. The North American Public Key Infrastructure (PKI) market will dominate, owing to the high adoption of digital technologies, a mature economy, and a strong regulatory environment, which has led to the high demand for PKI solutions. The Banking, Financial Services, and Insurance (BFSI) sector in North America is a major end-user of PKI solutions due to the high volume of financial transactions that require secure communication and data protection.

    The healthcare sector is also a significant user of PKI solutions, with the increasing adoption of electronic health records and telemedicine applications.

    Further, the major countries studied in the market report are The U.S., Canada, German, France, the UK, Italy, Spain, China, Japan, India, Australia, South Korea, and Brazil.

    Europe's Public Key Infrastructure (PKI) market accounts for the second-largest market share due to the factors such as increasing digitization, rising cyber threats, and the requisite for compliance with regulations such as GDPR and eIDAS. Further, the Germany Public Key Infrastructure (PKI) market held the largest market share, and the UK Public Key Infrastructure (PKI) market was the fastest-growing market in the European region

    The Asia-Pacific Public Key Infrastructure (PKI) Market is anticipated to develop at the fastest CAGR from 2023 to 2032. The market is driven by increasing digitization, rising cyber threats, and a growing need for data protection and secure communication. The region has a large population, fast-growing economies, and a high adoption rate of digital technologies, which has led to a high demand for PKI solutions. Moreover, China’s Public Key Infrastructure (PKI) market held the largest market share, and the Indian Public Key Infrastructure (PKI) market was the fastest-growing market in the Asia-Pacific region.

    Key Players and Competitive Insights

    Leading market players are investing heavily in research and development to expand their product lines, which will help the public key infrastructure (PKI) market, grow even more. Market participants are also undertaking several strategic activities to increase their footprint, with important market developments including new product launches, contractual agreements, mergers and acquisitions, higher investments, and collaboration with other organizations. The public key infrastructure (PKI) industry must offer innovative products to expand and survive in a more competitive and rising market climate.

    Manufacturing locally to minimize operational costs is one of the key business tactics manufacturers use in the public key infrastructure (PKI) industry to benefit clients and increase the market sector. In recent years, the public key infrastructure (PKI) industry has offered some of the most significant advantages to the market.

    Major players in the public key infrastructure (PKI) market, including Verisign Inc. (u.s.), Comodo group inc. (u.s.), sign (Belgium), Assa Abloy Group (Sweden), Ascertia (u.s.), Lexmark international inc. (u.s.), Docusign inc (u.s.), Signix (u.s.), Godaddy inc. (u.s.), Entrust Datacard corporation (u.s.), and others, are attempting to increase market demand by investing in research and development operations.

    Verisign Inc. is a domain name registry services and internet infrastructure provider, including DNS security extensions, DDoS protection, and managed DNS services. The company operates two of the world's largest top-level domains (TLDs), .com and .net, and offers security services to protect online transactions, applications, and communications. Verisign's PKI services provide secure authentication and digital signing solutions for online transactions and communications. For instance, in May 2021, Verisign announced that it launched a new PKI platform called Verisign Managed PKI for SSL, which offers businesses a cost-effective and efficient way to secure online transactions and communications.

    Comodo Group Inc. is a

    company that provides various security solutions, including SSL/TLS certificates, PKI services, antivirus software, and website security. The company's PKI services include certificate management, certificate authority services, and digital signing solutions, providing customers with secure authentication and encryption for online transactions and communications. For instance, in December 2020, Comodo announced that it had launched a new PKI platform called SecureBox PKI, designed to help businesses secure their remote workforces.

    Key Companies in the Public Key Infrastructure Market market include

    Industry Developments

    • Q2 2024: Entrust acquires Onfido to expand digital identity and PKI solutions Entrust, a global leader in identity and security, announced the acquisition of Onfido, a UK-based identity verification company, to strengthen its public key infrastructure and digital identity offerings for enterprise and government clients.
    • Q2 2024: Entrust Completes Acquisition of Onfido Entrust finalized its acquisition of Onfido, integrating Onfido’s AI-powered identity verification technology into Entrust’s PKI and digital security portfolio to address growing demand for secure digital onboarding and authentication.
    • Q2 2024: Keyfactor raises $100M to accelerate PKI automation and cloud security Keyfactor, a provider of PKI and certificate management solutions, secured $100 million in funding to expand its cloud-based PKI automation platform and support enterprise customers facing increased regulatory and cybersecurity requirements.
    • Q3 2024: DigiCert launches DigiCert® Trust Lifecycle Manager for enterprise PKI DigiCert introduced its Trust Lifecycle Manager, a new platform designed to automate certificate lifecycle management and enhance PKI deployment for large organizations, addressing compliance and security needs.
    • Q3 2024: Thales partners with Microsoft to deliver cloud-based PKI for Azure customers Thales announced a strategic partnership with Microsoft to provide cloud-based PKI and encryption services for Azure customers, enabling secure digital identities and compliance with global data protection regulations.
    • Q4 2024: Venafi appoints new CEO to drive PKI innovation and global expansion Venafi, a leader in machine identity management and PKI solutions, named a new CEO to accelerate product innovation and expand its global footprint in response to rising demand for secure digital authentication.
    • Q4 2024: Sectigo launches IoT PKI Manager for device identity and security Sectigo unveiled its IoT PKI Manager, a new solution designed to provide scalable certificate management and secure device identities for manufacturers and enterprises deploying Internet of Things technologies.
    • Q1 2025: GlobalSign wins major government contract for national PKI infrastructure GlobalSign secured a multi-year contract to provide PKI infrastructure and digital certificate services for a national government, supporting secure e-government services and citizen authentication.
    • Q1 2025: Entrust launches quantum-safe PKI solutions for enterprise customers Entrust announced the release of quantum-safe PKI solutions, enabling organizations to future-proof their digital security infrastructure against emerging quantum computing threats.
    • Q2 2025: Keyfactor acquires Redtrust to expand PKI presence in Europe Keyfactor completed the acquisition of Redtrust, a Spanish PKI provider, to strengthen its European market position and enhance its cloud-based certificate management offerings.
    • Q2 2025: DigiCert partners with AWS to deliver managed PKI services for cloud customers DigiCert entered into a partnership with Amazon Web Services to offer managed PKI services, simplifying certificate management and compliance for organizations migrating to the cloud.
    • Q3 2025: Venafi launches PKI-as-a-Service platform for hybrid and multi-cloud environments Venafi introduced a new PKI-as-a-Service platform designed to provide automated certificate management and secure machine identities across hybrid and multi-cloud infrastructures.

    Future Outlook

    Public Key Infrastructure Market Future Outlook

    The Public Key Infrastructure (PKI) Market is projected to grow at an 18.79% CAGR from 2024 to 2035, driven by increasing cybersecurity demands and digital transformation initiatives.

    New opportunities lie in:

    • Development of cloud-based PKI solutions for SMEs
    • Integration of PKI with IoT devices for enhanced security
    • Expansion into emerging markets with tailored PKI services

    By 2035, the PKI market is expected to be robust, driven by innovation and widespread adoption.

    Market Segmentation

    Public Key Infrastructure Market End-User Outlook

    • Aerospace & Defense
    • Health & Life Sciences
    • Human Resources
    • Manufacturing
    • Government
    • BFSI
    • Education
    • Retail

    Public Key Infrastructure Market Solution Outlook

    • PIN Authentication
    • Enrollment Services
    • Inventory of Digital Identities
    • Secure Roaming
    • Self-Recovery
    • Self-Registration

    Public Key Infrastructure Market Deployment Outlook

    • Cloud-Based
    • On-Premise

    Report Scope

    MARKET SIZE 20245.332(USD Billion)
    MARKET SIZE 20256.334(USD Billion)
    MARKET SIZE 203535.45(USD Billion)
    COMPOUND ANNUAL GROWTH RATE (CAGR)18.79% (2024 - 2035)
    REPORT COVERAGERevenue Forecast, Competitive Landscape, Growth Factors, and Trends
    BASE YEAR2024
    Market Forecast Period2025 - 2035
    Historical Data2019 - 2024
    Market Forecast UnitsUSD Billion
    Key Companies ProfiledMarket analysis in progress
    Segments CoveredMarket segmentation analysis in progress
    Key Market OpportunitiesIntegration of blockchain technology enhances security and trust in the Public Key Infrastructure (PKI) Market.
    Key Market DynamicsRising demand for secure digital transactions drives innovation and competition in the Public Key Infrastructure market.
    Countries CoveredNorth America, Europe, APAC, South America, MEA

    Market Highlights

    Author
    Aarti Dhapte
    Team Lead - Research

    She holds an experience of about 6+ years in Market Research and Business Consulting, working under the spectrum of Information Communication Technology, Telecommunications and Semiconductor domains. Aarti conceptualizes and implements a scalable business strategy and provides strategic leadership to the clients. Her expertise lies in market estimation, competitive intelligence, pipeline analysis, customer assessment, etc.

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    FAQs

    How much is the public key infrastructure (PKI) market?

    The public key infrastructure (PKI) market size was valued at USD 4.38 Billion in 2023.

    What is the growth rate of the public key infrastructure (PKI) market?

    The market is projected to grow at a CAGR of 18.79% during the forecast period, 2024-2032.

    Which region held the largest market share in the public key infrastructure (PKI) market?

    North America had the largest share of the market

    Who are the key players in the public key infrastructure (PKI) market?

    The key players in the market are Verisign inc. (u.s.), Comodo group inc. (u.s.), sign (belgium), Assa abloy group (sweden), Ascertia (u.s.), Lexmark international inc. (u.s.), Docusign inc (u.s.), Signix (u.s.), Godaddy inc. (u.s.), and Entrust datacard corporation (u.s.).

    Which solution led the public key infrastructure (PKI) market?

    The enrollment services public key infrastructure (PKI) category dominated the market in 2023.

    Which Deployment had the largest public key infrastructure (PKI) market share?

    The on-premise type had the largest share of the market.

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