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Identity and Access Management is the discipline of deciding who, or what, gets to access which systems, under what conditions, and proving it after the fact. As the perimeter dissolved into SaaS, cloud, and remote work, identity became the control plane, and it is now the most attacked one: most breaches start with stolen or misused credentials, not malware. The category spans the full lifecycle, from authenticating humans (Access Management, MFA & Passwordless, CIAM) to governing what they can touch (Identity Governance, Privileged Access Management) to the fast-growing problems of machine and cloud identity (Non-Human Identity, Secrets Management, CIEM) and catching identity attacks in progress (ITDR). It is broad enough that most buyers assemble a stack across several subcategories rather than betting on one platform that claims to do everything.
We cover 846 IAM tools, 59 free and 787 commercial.
Accuracy and depth improve over time. Last reviewed Aug 2026. Is something off? Reach out.
Cloud Infrastructure Entitlement Mgmt for multi-cloud identity & access control
Converged identity security platform combining PAM, IAM, CASB, and MFA
Cloud-hosted virtual directory server for unified identity data access
Cloud-based MFA solution with TOTP, SMS, email, and push authentication
On-premise federated identity mgmt system with SSO and MFA capabilities
LDAP proxy firewall for securing Active Directory and LDAP directories
Hardware authentication token for multi-factor authentication via OTP generation
E-signature platform with ID verification and authentication options
Digital identity verification service for customer onboarding and fraud prevention
Cloud-based LDAP service for hybrid enterprise authentication and directory access
Automates user provisioning, deprovisioning, and lifecycle management.
Cloud directory service that syncs users from multiple directory sources
Context-aware adaptive MFA using AI-driven risk scoring for authentication
MFA solution with adaptive authentication and multiple verification methods
Authentication technology solution with patented technology in Japan
Fraud detection via cross-customer identity verification data analysis
Risk assessment platform for customer identity verification and fraud detection
ITDR solution for educational institutions with phishing detection
IAM platform with MFA, SSO, and rostering for education institutions
Identity governance platform for access control and policy enforcement
Identity governance and administration solution for access management
Identity threat detection and response solution by Identity Automation
Passwordless MFA solution using FIDO passkeys for workforce and customers
Continuous authentication platform with real-time risk assessment & adaptive MFA
846 tools across 12 specializations · 59 free, 787 commercial
Access Management
Workforce access management tools providing SSO, federation, and the access gateway for employees and internal users.
MFA & Passwordless
The authentication factor itself: multi-factor authentication, passwordless, FIDO, passkeys, and biometric authentication.
CIAM
Customer Identity and Access Management (CIAM) delivered as auth-as-API embedded in the customer's own application.
Common questions about IAM tools, selection guides, pricing, and comparisons.
IAM is the set of tools and processes that control who can reach an organization's systems and data, what they can do once inside, and how that access is proven and revoked. It spans authenticating users with passwords, MFA, SSO, and passkeys, governing permissions over time, securing privileged and machine accounts, and detecting identity-based attacks. With identity now the primary target in most breaches, IAM is foundational to modern security.
Start by identifying which specific identity problem you have, because IAM covers many distinct ones. Workforce login, customer identity, access governance, privileged access, machine and cloud identity, and identity threat detection are separate disciplines. Match your biggest risk and compliance gap to the corresponding subcategory, then judge tools on how deeply they integrate with your existing identity provider, cloud, and HR systems.
IAM is the broad discipline covering all identities and their access. Privileged Access Management is a subcategory focused on high-risk accounts: administrators, root, service accounts, and anyone with elevated permissions. PAM adds credential vaulting, session recording, and just-in-time elevation that general IAM does not. Most organizations need both: IAM for everyone, PAM for the accounts that can do the most damage.
Open-source identity providers handle authentication and SSO well and make a strong foundation, especially for engineering-heavy teams comfortable operating them. Governance, privileged access, identity threat detection, and audit-ready reporting are where commercial platforms pull ahead, in both features and support. Many organizations run open-source for core authentication and buy commercial tools for governance, PAM, and ITDR, where the operational burden and stakes climb.
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Identity Governance and Administration
Identity Governance and Administration (IGA) platforms for joiner-mover-leaver lifecycle, access certification, and separation-of-duties.