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Security Protocols

A set of rules and standards that define how data is transmitted securely over networks, including protocols like SSL/TLS, HTTPS, SSH, and IPsec that provide encryption, authentication, and data integrity. It plays a critical role in protecting organizational assets and maintaining a strong security posture.

127 related providers on APIs.io Source repository →

Providers working in Security Protocols

Providers whose own tags share at least two of this topic's tags, most shared first — the top 30 of 127.

ProviderAboutRatingAPIs
Via Science Via Science, Inc. — trading as VIA — is a Somerville, Massachusetts security company founded in 2016 that builds decentralized, quantum-resistant data and identity protection for governments, defense agencies and large enterprises. Its pro… thin 1
VPN A VPN (Virtual Private Network) creates an encrypted tunnel between a user's device and a remote network, protecting data from interception and masking the user's IP address. VPN technology is widely used for secure remote access to corpor… thin 6
Virgil Security Virgil Security is an end-to-end encryption and key-management platform for developers. It ships client SDKs and JWT-authenticated cloud services that let applications add end-to-end encryption for messaging and files (E3Kit), breach-proof… thin 1
Amazon VPN AWS VPN solutions establish secure connections between on-premises networks, remote offices, client devices, and the AWS global network. AWS offers two types of private connectivity: AWS Site-to-Site VPN and AWS Client VPN, enabling encryp… exemplar 1
Aembit Aembit is a Workload Identity and Access Management (Workload IAM) platform for non-human identities — AI agents, applications, microservices, CI/CD pipelines, scripts and service accounts. Instead of long-lived, hard-coded secrets, Aembit… exemplar 2
Paubox Paubox is a HIPAA compliant, HITRUST certified email infrastructure company serving healthcare organizations in the United States. Its products encrypt outbound email without recipient portals, passwords, or plugins, and work alongside Goo… exemplar 3
Clerk Clerk is a complete user management and authentication infrastructure platform offering embeddable UI components, flexible APIs, and admin dashboards. It provides full-stack authentication including multi-factor authentication, social sign… exemplar 7
Auth0 Auth0 (now part of Okta) is a leading identity-as-a-service platform providing authentication and authorization for applications, APIs, and AI agents. It implements OpenID Connect, OAuth 2.0, SAML 2.0, WS-Federation, and SCIM, and exposes… exemplar 3
Barndoor Barndoor AI is the control plane for agentic AI, providing secure access and governance for AI agents and Model Context Protocol (MCP) servers. Founded in 2024 by Oren Michels (founder of Mashery), Barndoor enables enterprise IT, security,… strong 1
Strivacity Strivacity is a customer identity and access management (CIAM) vendor that runs a single-tenant, dedicated-cloud identity platform for consumer, partner, B2B and — since its Agentic AI release — AI-agent identities. The product covers regi… strong 12
Amazon VPC Amazon Virtual Private Cloud (VPC) lets you provision a logically isolated section of the AWS Cloud where you can launch AWS resources in a virtual network that you define, with complete control over IP addressing, subnets, routing, and ne… strong 1
ZeroTier ZeroTier, Inc. builds a software-defined networking (SDN) overlay that securely connects devices, servers, clouds, and networks anywhere in the world as if they were on the same local LAN, without the complexity of traditional VPNs, port f… strong 2
Cisco XDR Cisco XDR is Cisco's extended detection and response platform, the successor to SecureX. It correlates telemetry from Cisco Secure Endpoint, Secure Firewall, Umbrella, Duo, Secure Email and third-party sources into incidents, and exposes f… strong 12
Stytch Stytch is an authentication and identity infrastructure provider. Its Consumer and B2B APIs cover passwordless authentication (Magic Links, OTP, OAuth, WebAuthn / Passkeys, TOTP), enterprise SSO (SAML / OIDC) and SCIM, sessions, M2M client… strong 3
IBM A collection of IBM's public APIs and developer resources. strong 1
Evervault Evervault is a data-security and payments-infrastructure platform that lets developers encrypt, tokenize, and process sensitive data - especially cardholder data - without it touching their own infrastructure. Its model stores encryption k… strong 1
Amazon KMS AWS Key Management Service (KMS) is a managed service that makes it easy to create and control the cryptographic keys used to protect your data, integrated with other AWS services to simplify encryption of data stored and managed in those… strong 1
Microsoft Azure Private Link Microsoft Azure Private Link gives a virtual network a private IP address onto an Azure PaaS service, a partner service, or a service the customer publishes themselves, so traffic reaches it across the Microsoft backbone and never traverse… strong 2
Cisco Umbrella Cisco Umbrella, built on the OpenDNS platform Cisco acquired in 2015 and now sold within Cisco Secure Access, is Cisco's cloud-delivered security service: DNS-layer security, secure web gateway, cloud-delivered firewall, CASB (Cisco Cloudl… strong 52
Cisco Secure Firewall Cisco Secure Firewall is the product line built on the Sourcefire technology Cisco acquired in 2013 — the Firepower/Secure Firewall appliances and Threat Defense (FTD) software, the Secure Firewall Management Center (FMC), the on-box devic… strong 14
Allegion Allegion plc is a global security products company with $3.8B in 2024 revenue, 13,000+ employees, and 30+ brands across 120 countries (Schlage, Von Duprin, LCN, CISA, Steelcraft, Interflex, SimonsVoss, Yonomi). The Allegion Developer Porta… strong 2
Juniper Networks Juniper Networks (an HPE company since 2025) builds AI-native networking, routing, switching and security for service providers, enterprises and public-sector organizations. Its programmable surface spans the Mist cloud API (1,059 REST ope… strong 6
Neutrino API Neutrino API is a general-purpose API collection that solves common but recurring software-development problems: data validation, telephony, geolocation, security and networking, e-commerce and imaging. It is a single flat REST-style HTTP… strong 2
Amazon IAM Amazon Identity and Access Management (IAM) enables you to manage access to AWS services and resources securely. Using IAM, you can create and manage AWS users, groups, roles, and policies, and use permissions to allow and deny their acces… strong 1
Microsoft Entra Microsoft Entra (formerly Azure Active Directory) provides identity and access management services including authentication, authorization, and directory services. strong 1
Amazon Certificate Manager AWS Certificate Manager (ACM) handles the complexity of creating, storing, and renewing public and private SSL/TLS X.509 certificates and keys that protect your AWS websites and applications, enabling you to manage certificate lifecycles c… strong 1
Civic Civic is a digital identity and security platform offering authentication, identity verification, and AI agent security infrastructure. Core products include Civic Hub (a Model Context Protocol gateway with guardrails, audit logging, secre… strong 1
Yubico Yubico is the security company behind the YubiKey hardware authentication device and the inventor of the Yubico One-Time Password (OTP). Its public developer surface centers on YubiCloud, a hosted REST service that verifies Yubico OTPs via… strong 1
Cisco PSIRT openVuln API The Cisco Product Security Incident Response Team (PSIRT) openVuln API is Cisco's machine-readable vulnerability disclosure service. It lets security teams query Cisco security advisories by CVE, advisory ID, severity, publication date, af… strong 1
Onecli OneCLI is an open-source credential gateway and identity layer for AI agents. Agents connect to Gmail, GitHub, Slack, AWS, Jira and 50+ other services through a network-layer proxy that injects real API keys and OAuth tokens at request tim… developing 1

Tags

AuthenticationEncryptionNetworkingSecurity