Top picks: ZITADEL, Hanko, Microsoft Entra ID — plus 45 more compared.
IAMBastionZero OpenPubkey is a commercial Multi-Factor Authentication and Single Sign-On tool developed by BastionZero. Security professionals most commonly compare it with . All 48 alternatives are matched by shared capabilities, tags, and NIST CSF 2.0 coverage.
A closer look at the 8 most relevant alternatives and competitors to BastionZero OpenPubkey, including their key features and shared capabilities.
Open-source, multi-tenant identity platform for authn, authz, and SSO.
Shares 3 capabilities with BastionZero OpenPubkey: Open Source, Authentication, SSO
Open-source auth platform with passkeys, OAuth, and 2FA for web apps.
Shares 3 capabilities with BastionZero OpenPubkey: Open Source, Authentication, SSO
Cloud-based identity and access management solution for enterprises
Access management platform with SSO, MFA, and conditional access controls
Docker-based SSO solution with SaaS license mgmt and identity lifecycle integration
Customer Identity and Access Management platform with OAuth 2.0 and OIDC
Identity and access management platform for authentication and authorization
SSO solution with MFA integration for cloud and on-premises applications
Open-source, multi-tenant identity platform for authn, authz, and SSO.
Open-source auth platform with passkeys, OAuth, and 2FA for web apps.
Cloud-based identity and access management solution for enterprises
Access management platform with SSO, MFA, and conditional access controls
Docker-based SSO solution with SaaS license mgmt and identity lifecycle integration
Customer Identity and Access Management platform with OAuth 2.0 and OIDC
Identity and access management platform for authentication and authorization
SSO solution with MFA integration for cloud and on-premises applications
SSO solution for centralized authentication and access management
Passwordless MFA solution using FIDO passkeys for workforce and customers
Identity and access management solution with MFA and SSO capabilities
Passwordless MFA platform for workforce authentication across enterprise systems
Certificate-based device trust for SSO with EAP-TLS authentication
Authentication service with built-in security features and compliance certifications
Open-source IAM solution for SSO, MFA, and identity federation
Open-source identity provider with SSO, MFA, and application proxy capabilities
B2B user management platform with auth, SSO, SCIM, RBAC, and API security
Enables secure IdP-initiated SSO with automatic conversion to SP-initiated flows
Passwordless authentication platform with location-based security and ITDR
Authentication and user management platform with pre-built UI components
IAM platform offering SSO, MFA, and directory integration.
Invisible passwordless MFA for SaaS — no software, no setup, one-step auth.
Passwordless biometric authentication tied to individual identity for enterprise use.
Zero Trust IAM platform with MFA, SSO, passwordless auth, and SSPR.
MFA solution for Windows machines using USB token, SMS, email OTP, or challenge questions.
IdP platform offering MFA, SSO, and conditional access for orgs.
Passwordless, biometric MFA platform using software passkeys for SMBs.
On-premises enterprise MFA platform with SSO, IAM, and adaptive auth.
SSO platform supporting SAML 2.0 and Windows auth for web/cloud apps.
Facial biometric authentication replacing passwords using liveness detection.
IAM platform unifying auth, federation, and SSO with no per-user fees.
Multi-method passwordless authentication platform supporting FIDO2, TOTP, push & QR.
Phishing-resistant MFA 2.0 solution with IAM security risk assessment.
Passwordless workforce identity platform using FIDO2, MFA, SSO, and hardware keys.
FIDO-certified hardware security keys supporting passkeys, U2F, and FIDO2.
FIDO2/U2F hardware security keys certified for RSA SecurID Access.
Vendor-agnostic authentication server supporting MFA, biometrics, FIDO2 & HSMs.
IAM platform combining MFA, SSO, and password mgmt for businesses.
Middleware bridging apps and smart card/USB token security devices for auth.
Passwordless digital identity platform with real-time identity proofing.
Biometric face MFA for workforce using liveness detection and OIDC.
MFA & SSO solution with hard/soft token support and AD integration.
Cloud-based MFA using zero-knowledge proofs for PSD2-compliant SCA.
SaaS passwordless & MFA authentication platform using FIDO2/WebAuthn.
Analytics platform for measuring & benchmarking passkey/passwordless auth KPIs.
Passwordless/passkey authentication suite for web and native apps.
Trustless auth API using zero-knowledge proofs to eliminate password storage.
Self-hosted MFA platform with broad enterprise system integrations.
Common questions security professionals ask when evaluating alternatives and competitors to BastionZero OpenPubkey.
The most popular alternatives to BastionZero OpenPubkey include ZITADEL, Hanko, Microsoft Entra ID, SecurEnvoy Access Management, and Avatier Identity Anywhere SSO. These Multi-Factor Authentication and Single Sign-On tools offer similar capabilities and are frequently compared by security professionals evaluating their options.
There are 48 alternatives to BastionZero OpenPubkey listed on CybersecTools, all within the Multi-Factor Authentication and Single Sign-On category. Each alternative is matched based on shared capabilities, tags, and NIST CSF coverage areas.
BastionZero OpenPubkey is a commercial Multi-Factor Authentication and Single Sign-On tool. It requires a paid license or subscription. Both free and commercial alternatives are available for comparison.
BastionZero OpenPubkey is a Multi-Factor Authentication and Single Sign-On tool within the broader IAM category. It is used by security professionals for multi-factor authentication and single sign-on capabilities and can be compared against 48 similar tools.
