OOB認証（アウトオブバンド認証）市場 - 世界の産業規模、シェア、動向、機会、予測：認証方法別、アプリケーション別、展開モデル別、地域別、競合、2020年～2030年

OOB認証（アウトオブバンド認証）の世界市場規模は2024年に22億4,000万米ドル、2030年には52億9,000万米ドルに達し、2030年までのCAGRで15.40%の成長が予測されています。

世界のOOB認証は、プライマリアクセスチャネルとは別の通信チャネルを通じてセカンダリ検証方法を使用するセキュリティプロセスです。

市場概要
予測期間	2026-2030
市場規模：2024年	22億4,000万米ドル
市場規模：2030年	52億9,000万米ドル
CAGR：2025年～2030年	15.40%
急成長セグメント	eコマース
最大市場	北米

例えば、ユーザーがパソコンで銀行のウェブサイトにログインする際、本人確認のために音声通話やテキストメッセージでモバイル端末に固有のコードを受け取ることがあります。攻撃者は両方のチャネルを同時に侵害する必要があるため、このような二重チャネルのアプローチにより、不正アクセスを行うことが著しく困難になり、セキュリティが強化されます。

強化された本人確認メカニズムの必要性により、銀行、ヘルスケア、eコマース、政府部門など、さまざまな業界でOOB認証が採用されています。サイバー攻撃はますます巧妙かつ頻繁になり、多くの場合、機密性の高い個人データや金融データが狙われています。これに対応するため、企業はユーザーとデータの完全性を保護するため、より高度なセキュリティソリューションを導入しています。さらに、デジタルトランスフォーメーション、リモートワーク環境、クラウドベースのプラットフォームの台頭により、リスク表面が拡大しており、より強固で回復力のある認証対策が必要となっています。また、多くの地域における規制の枠組みやコンプライアンス要件も、強力なID保護を義務付けており、市場の成長をさらに後押ししています。

主な市場促進要因

個人情報盗難とクレデンシャルに基づく侵害の急増

主な市場課題

レガシーシステムとの統合の複雑化

主な市場動向

バイオメトリクス統合へのシフトOOB認証

目次

第1章 ソリューションの概要

• 市場の定義
• 市場の範囲
  • 対象市場
  • 調査対象年
  • 主要市場セグメンテーション

第2章 調査手法

第3章 エグゼクティブサマリー

第4章 顧客の声

第5章 世界のOOB認証市場展望

• 市場規模・予測
  • 金額別
• 市場シェア・予測
  • 認証方法別（SMSベースOTP、EメールベースOTP、プッシュ通知、物理トークン、生体認証）
  • アプリケーション別（BFSI、ヘルスケア、eコマース、政府・公共部門、エンタープライズ認証）
  • 展開モデル別（クラウドベース、オンプレミス、ハイブリッド）
  • 地域別（北米、欧州、南米、中東・アフリカ、アジア太平洋）
• 企業別（2024）
• 市場マップ

第6章 北米のOOB認証市場展望

• 市場規模・予測
• 市場シェア・予測
• 北米：国別分析
  • 米国
  • カナダ
  • メキシコ

第7章 欧州のOOB認証市場展望

• 市場規模・予測
• 市場シェア・予測
• 欧州：国別分析
  • ドイツ
  • フランス
  • 英国
  • イタリア
  • スペイン

第8章 アジア太平洋地域のOOB認証市場展望

• 市場規模・予測
• 市場シェア・予測
• アジア太平洋地域：国別分析
  • 中国
  • インド
  • 日本
  • 韓国
  • オーストラリア

第9章 中東・アフリカのOOB認証市場展望

• 市場規模・予測
• 市場シェア・予測
• 中東・アフリカ：国別分析
  • サウジアラビア
  • アラブ首長国連邦
  • 南アフリカ

第10章 南米のOOB認証市場展望

• 市場規模・予測
• 市場シェア・予測
• 南米：国別分析
  • ブラジル
  • コロンビア
  • アルゼンチン

第11章 市場力学

• 促進要因
• 課題

第12章 市場動向と発展

• 合併と買収
• 製品上市
• 最近の動向

第13章 企業プロファイル

• Broadcom Inc.
• Thales S.A.
• RSA Security LLC
• Entrust Corporation
• Ping Identity Holding Corp.
• Okta, Inc.
• Micro Focus International plc
• OneSpan Inc.

第14章 戦略的提言

第15章 調査会社について・免責事項

Global Out of Band Authentication Market was valued at USD 2.24 Billion in 2024 and is expected to reach USD 5.29 Billion by 2030 with a CAGR of 15.40% through 2030. Global Out of Band Authentication is a security process in which a secondary verification method is used through a separate communication channel distinct from the primary access channel.

Market Overview
Forecast Period	2026-2030
Market Size 2024	USD 2.24 Billion
Market Size 2030	USD 5.29 Billion
CAGR 2025-2030	15.40%
Fastest Growing Segment	E-commerce
Largest Market	North America

For example, when a user logs into a banking website on a computer, they may receive a unique code on their mobile device via a voice call or text message to confirm their identity. This dual-channel approach enhances security by making it significantly more difficult for attackers to gain unauthorized access, as they would need to compromise both channels simultaneously.

The need for enhanced identity verification mechanisms has driven the adoption of Out of Band Authentication across multiple industries, including banking, healthcare, e-commerce, and government sectors. Cyberattacks are becoming increasingly sophisticated and frequent, often targeting sensitive personal and financial data. In response, organizations are implementing more advanced security solutions to protect users and data integrity. Furthermore, the rise in digital transformation, remote work environments, and cloud-based platforms has increased the risk surface, necessitating more robust and resilient authentication measures. Regulatory frameworks and compliance requirements in many regions also mandate strong identity protection, further fueling market growth.

Key Market Drivers

Surge in Identity Theft and Credential-Based Breaches

The rising volume of identity theft and credential-based breaches has become one of the foremost concerns for organizations globally. Cybercriminals are increasingly targeting login credentials through phishing attacks, social engineering, and brute-force methods. Once credentials are compromised, unauthorized access to accounts, financial services, and enterprise platforms becomes easy, unless there is an added layer of verification. Out of Band Authentication addresses this vulnerability by requiring users to verify their identity through a separate communication channel, which an attacker is unlikely to control simultaneously. This capability is proving essential in industries handling sensitive data like finance, healthcare, and government services. According to the U.S. Federal Trade Commission, over 1.1 million identity theft complaints were filed in 2024, a 25% increase from the previous year. This sharp rise illustrates the growing urgency for organizations to adopt secure, layered authentication mechanisms like Out of Band Authentication to prevent unauthorized access and limit the impact of stolen credentials.

As cyber threats grow in complexity, organizations are shifting from single-layer defenses to more resilient, layered approaches. The adoption of Out of Band Authentication is a strategic response to this evolving threat landscape, offering a low-friction yet highly secure verification method. It prevents bad actors from succeeding even if login credentials are leaked. Businesses are increasingly seeing it as a long-term investment in customer trust and fraud mitigation. Enterprises with large customer bases, particularly in digital banking and e-commerce, are prioritizing Out of Band Authentication in their identity and access management frameworks.

Key Market Challenges

Rising Complexity in Integration with Legacy Systems

One of the most significant barriers to the widespread adoption of Out of Band Authentication technologies is the technical complexity involved in integrating these systems with existing legacy infrastructure. Many large organizations, particularly those in finance, healthcare, and government, still operate on outdated authentication protocols and information technology stacks that were not designed to accommodate modern multi-layered security architectures. Implementing Out of Band Authentication in such environments often requires extensive reconfiguration of back-end systems, the introduction of new interfaces, and potentially disruptive changes to business processes. These changes can result in high integration costs, operational delays, and resistance from internal teams who are wary of changing established procedures. As a result, even organizations with a clear understanding of the cybersecurity benefits may be reluctant to proceed due to the risk of downtime or implementation failure.

The challenge is not just technical but also organizational. Successful deployment of Out of Band Authentication requires seamless interoperability between identity providers, access management platforms, and user-facing applications. In legacy environments, these components are often siloed, fragmented, or supported by outdated vendors. Security teams may face difficulties ensuring backward compatibility, particularly in sectors where systems are not easily altered due to regulatory oversight or certification requirements. Furthermore, the complexity of aligning multiple departments-such as compliance, operations, and technology-around a unified authentication strategy can slow down the decision-making process. Without a standardized framework for integrating Out of Band Authentication into legacy environments, many organizations view it as a strategic challenge that requires extensive planning, specialized expertise, and considerable resource commitment. As a result, enterprises may delay or limit their deployment of such systems, restricting the overall growth trajectory of the global market.

Key Market Trends

Shift Toward Biometric-Integrated Out of Band Authentication

Biometric technologies are rapidly becoming integral to Out of Band Authentication systems. Instead of relying solely on one-time passcodes or voice calls, organizations are integrating fingerprint, facial recognition, and voice biometrics into the second factor of authentication. This trend reflects a growing desire to reduce friction for users while enhancing the reliability and uniqueness of identity verification methods. Since biometrics are inherently difficult to replicate or steal, they provide a more secure and user-friendly experience. This is particularly valuable in mobile environments where users prefer fast, seamless interactions with minimal manual input.

This shift is not limited to consumer-facing applications. Enterprises are also adopting biometric-integrated Out of Band Authentication for internal access controls and remote employee verification. By combining biometric validation with device-based push notifications or app-based challenges, organizations can ensure both possession and inherent identity factors are verified. As biometric sensors become standard in smartphones and laptops, the cost and complexity of deploying biometric-based authentication have declined, making it more accessible to companies of all sizes. This trend is reshaping how businesses approach multi-factor authentication, with a greater focus on convenience, trust, and precision in identity validation.

Key Market Players

• Broadcom Inc.
• Thales S.A.
• RSA Security LLC
• Entrust Corporation
• Ping Identity Holding Corp.
• Okta, Inc.
• Micro Focus International plc
• OneSpan Inc.

Report Scope:

In this report, the Global Out of Band Authentication Market has been segmented into the following categories, in addition to the industry trends which have also been detailed below:

Out of Band Authentication Market, By Authentication Method:

• SMS-Based OTP
• Email-Based OTP
• Push Notifications
• Physical Tokens
• Biometrics

Out of Band Authentication Market, By Application:

• BFSI
• Healthcare
• E-commerce
• Government & Public Sector
• Enterprise Authentication

Out of Band Authentication Market, By Deployment Model:

• Cloud-Based
• On-Premise
• Hybrid

Out of Band Authentication Market, By Region:

• North America
  • United States
  • Canada
  • Mexico
• Europe
  • Germany
  • France
  • United Kingdom
  • Italy
  • Spain
• Asia Pacific
  • China
  • India
  • Japan
  • South Korea
  • Australia
• Middle East & Africa
  • Saudi Arabia
  • UAE
  • South Africa
• South America
  • Brazil
  • Colombia
  • Argentina

Competitive Landscape

Company Profiles: Detailed analysis of the major companies present in the Global Out of Band Authentication Market.

Available Customizations:

Global Out of Band Authentication Market report with the given market data, TechSci Research offers customizations according to a company's specific needs. The following customization options are available for the report:

Company Information

• Detailed analysis and profiling of additional market players (up to five).

Table of Contents

1. Solution Overview

• 1.1. Market Definition
• 1.2. Scope of the Market
  • 1.2.1. Markets Covered
  • 1.2.2. Years Considered for Study
  • 1.2.3. Key Market Segmentations

2. Research Methodology

• 2.1. Objective of the Study
• 2.2. Baseline Methodology
• 2.3. Key Industry Partners
• 2.4. Major Association and Secondary Sources
• 2.5. Forecasting Methodology
• 2.6. Data Triangulation & Validation
• 2.7. Assumptions and Limitations

3. Executive Summary

• 3.1. Overview of the Market
• 3.2. Overview of Key Market Segmentations
• 3.3. Overview of Key Market Players
• 3.4. Overview of Key Regions/Countries
• 3.5. Overview of Market Drivers, Challenges, and Trends

4. Voice of Customer

5. Global Out of Band Authentication Market Outlook

• 5.1. Market Size & Forecast
  • 5.1.1. By Value
• 5.2. Market Share & Forecast
  • 5.2.1. By Authentication Method (SMS-Based OTP, Email-Based OTP, Push Notifications, Physical Tokens, Biometrics)
  • 5.2.2. By Application (BFSI, Healthcare, E-commerce, Government & Public Sector, Enterprise Authentication)
  • 5.2.3. By Deployment Model (Cloud-Based, On-Premise, Hybrid)
  • 5.2.4. By Region (North America, Europe, South America, Middle East & Africa, Asia Pacific)
• 5.3. By Company (2024)
• 5.4. Market Map

6. North America Out of Band Authentication Market Outlook

• 6.1. Market Size & Forecast
  • 6.1.1. By Value
• 6.2. Market Share & Forecast
  • 6.2.1. By Authentication Method
  • 6.2.2. By Application
  • 6.2.3. By Deployment Model
  • 6.2.4. By Country
• 6.3. North America: Country Analysis
  • 6.3.1. United States Out of Band Authentication Market Outlook
    • 6.3.1.1. Market Size & Forecast
      • 6.3.1.1.1. By Value
    • 6.3.1.2. Market Share & Forecast
      • 6.3.1.2.1. By Authentication Method
      • 6.3.1.2.2. By Application
      • 6.3.1.2.3. By Deployment Model
  • 6.3.2. Canada Out of Band Authentication Market Outlook
    • 6.3.2.1. Market Size & Forecast
      • 6.3.2.1.1. By Value
    • 6.3.2.2. Market Share & Forecast
      • 6.3.2.2.1. By Authentication Method
      • 6.3.2.2.2. By Application
      • 6.3.2.2.3. By Deployment Model
  • 6.3.3. Mexico Out of Band Authentication Market Outlook
    • 6.3.3.1. Market Size & Forecast
      • 6.3.3.1.1. By Value
    • 6.3.3.2. Market Share & Forecast
      • 6.3.3.2.1. By Authentication Method
      • 6.3.3.2.2. By Application
      • 6.3.3.2.3. By Deployment Model

7. Europe Out of Band Authentication Market Outlook

• 7.1. Market Size & Forecast
  • 7.1.1. By Value
• 7.2. Market Share & Forecast
  • 7.2.1. By Authentication Method
  • 7.2.2. By Application
  • 7.2.3. By Deployment Model
  • 7.2.4. By Country
• 7.3. Europe: Country Analysis
  • 7.3.1. Germany Out of Band Authentication Market Outlook
    • 7.3.1.1. Market Size & Forecast
      • 7.3.1.1.1. By Value
    • 7.3.1.2. Market Share & Forecast
      • 7.3.1.2.1. By Authentication Method
      • 7.3.1.2.2. By Application
      • 7.3.1.2.3. By Deployment Model
  • 7.3.2. France Out of Band Authentication Market Outlook
    • 7.3.2.1. Market Size & Forecast
      • 7.3.2.1.1. By Value
    • 7.3.2.2. Market Share & Forecast
      • 7.3.2.2.1. By Authentication Method
      • 7.3.2.2.2. By Application
      • 7.3.2.2.3. By Deployment Model
  • 7.3.3. United Kingdom Out of Band Authentication Market Outlook
    • 7.3.3.1. Market Size & Forecast
      • 7.3.3.1.1. By Value
    • 7.3.3.2. Market Share & Forecast
      • 7.3.3.2.1. By Authentication Method
      • 7.3.3.2.2. By Application
      • 7.3.3.2.3. By Deployment Model
  • 7.3.4. Italy Out of Band Authentication Market Outlook
    • 7.3.4.1. Market Size & Forecast
      • 7.3.4.1.1. By Value
    • 7.3.4.2. Market Share & Forecast
      • 7.3.4.2.1. By Authentication Method
      • 7.3.4.2.2. By Application
      • 7.3.4.2.3. By Deployment Model
  • 7.3.5. Spain Out of Band Authentication Market Outlook
    • 7.3.5.1. Market Size & Forecast
      • 7.3.5.1.1. By Value
    • 7.3.5.2. Market Share & Forecast
      • 7.3.5.2.1. By Authentication Method
      • 7.3.5.2.2. By Application
      • 7.3.5.2.3. By Deployment Model

8. Asia Pacific Out of Band Authentication Market Outlook

• 8.1. Market Size & Forecast
  • 8.1.1. By Value
• 8.2. Market Share & Forecast
  • 8.2.1. By Authentication Method
  • 8.2.2. By Application
  • 8.2.3. By Deployment Model
  • 8.2.4. By Country
• 8.3. Asia Pacific: Country Analysis
  • 8.3.1. China Out of Band Authentication Market Outlook
    • 8.3.1.1. Market Size & Forecast
      • 8.3.1.1.1. By Value
    • 8.3.1.2. Market Share & Forecast
      • 8.3.1.2.1. By Authentication Method
      • 8.3.1.2.2. By Application
      • 8.3.1.2.3. By Deployment Model
  • 8.3.2. India Out of Band Authentication Market Outlook
    • 8.3.2.1. Market Size & Forecast
      • 8.3.2.1.1. By Value
    • 8.3.2.2. Market Share & Forecast
      • 8.3.2.2.1. By Authentication Method
      • 8.3.2.2.2. By Application
      • 8.3.2.2.3. By Deployment Model
  • 8.3.3. Japan Out of Band Authentication Market Outlook
    • 8.3.3.1. Market Size & Forecast
      • 8.3.3.1.1. By Value
    • 8.3.3.2. Market Share & Forecast
      • 8.3.3.2.1. By Authentication Method
      • 8.3.3.2.2. By Application
      • 8.3.3.2.3. By Deployment Model
  • 8.3.4. South Korea Out of Band Authentication Market Outlook
    • 8.3.4.1. Market Size & Forecast
      • 8.3.4.1.1. By Value
    • 8.3.4.2. Market Share & Forecast
      • 8.3.4.2.1. By Authentication Method
      • 8.3.4.2.2. By Application
      • 8.3.4.2.3. By Deployment Model
  • 8.3.5. Australia Out of Band Authentication Market Outlook
    • 8.3.5.1. Market Size & Forecast
      • 8.3.5.1.1. By Value
    • 8.3.5.2. Market Share & Forecast
      • 8.3.5.2.1. By Authentication Method
      • 8.3.5.2.2. By Application
      • 8.3.5.2.3. By Deployment Model

9. Middle East & Africa Out of Band Authentication Market Outlook

• 9.1. Market Size & Forecast
  • 9.1.1. By Value
• 9.2. Market Share & Forecast
  • 9.2.1. By Authentication Method
  • 9.2.2. By Application
  • 9.2.3. By Deployment Model
  • 9.2.4. By Country
• 9.3. Middle East & Africa: Country Analysis
  • 9.3.1. Saudi Arabia Out of Band Authentication Market Outlook
    • 9.3.1.1. Market Size & Forecast
      • 9.3.1.1.1. By Value
    • 9.3.1.2. Market Share & Forecast
      • 9.3.1.2.1. By Authentication Method
      • 9.3.1.2.2. By Application
      • 9.3.1.2.3. By Deployment Model
  • 9.3.2. UAE Out of Band Authentication Market Outlook
    • 9.3.2.1. Market Size & Forecast
      • 9.3.2.1.1. By Value
    • 9.3.2.2. Market Share & Forecast
      • 9.3.2.2.1. By Authentication Method
      • 9.3.2.2.2. By Application
      • 9.3.2.2.3. By Deployment Model
  • 9.3.3. South Africa Out of Band Authentication Market Outlook
    • 9.3.3.1. Market Size & Forecast
      • 9.3.3.1.1. By Value
    • 9.3.3.2. Market Share & Forecast
      • 9.3.3.2.1. By Authentication Method
      • 9.3.3.2.2. By Application
      • 9.3.3.2.3. By Deployment Model

10. South America Out of Band Authentication Market Outlook

• 10.1. Market Size & Forecast
  • 10.1.1. By Value
• 10.2. Market Share & Forecast
  • 10.2.1. By Authentication Method
  • 10.2.2. By Application
  • 10.2.3. By Deployment Model
  • 10.2.4. By Country
• 10.3. South America: Country Analysis
  • 10.3.1. Brazil Out of Band Authentication Market Outlook
    • 10.3.1.1. Market Size & Forecast
      • 10.3.1.1.1. By Value
    • 10.3.1.2. Market Share & Forecast
      • 10.3.1.2.1. By Authentication Method
      • 10.3.1.2.2. By Application
      • 10.3.1.2.3. By Deployment Model
  • 10.3.2. Colombia Out of Band Authentication Market Outlook
    • 10.3.2.1. Market Size & Forecast
      • 10.3.2.1.1. By Value
    • 10.3.2.2. Market Share & Forecast
      • 10.3.2.2.1. By Authentication Method
      • 10.3.2.2.2. By Application
      • 10.3.2.2.3. By Deployment Model
  • 10.3.3. Argentina Out of Band Authentication Market Outlook
    • 10.3.3.1. Market Size & Forecast
      • 10.3.3.1.1. By Value
    • 10.3.3.2. Market Share & Forecast
      • 10.3.3.2.1. By Authentication Method
      • 10.3.3.2.2. By Application
      • 10.3.3.2.3. By Deployment Model

11. Market Dynamics

• 11.1. Drivers
• 11.2. Challenges

12. Market Trends and Developments

• 12.1. Merger & Acquisition (If Any)
• 12.2. Product Launches (If Any)
• 12.3. Recent Developments

13. Company Profiles

• 13.1. Broadcom Inc.
  • 13.1.1. Business Overview
  • 13.1.2. Key Revenue and Financials
  • 13.1.3. Recent Developments
  • 13.1.4. Key Personnel
  • 13.1.5. Key Product/Services Offered
• 13.2. Thales S.A.
• 13.3. RSA Security LLC
• 13.4. Entrust Corporation
• 13.5. Ping Identity Holding Corp.
• 13.6. Okta, Inc.
• 13.7. Micro Focus International plc
• 13.8. OneSpan Inc.

14. Strategic Recommendations

15. About Us & Disclaimer