Identity & Access Management

IAM SSO and authentication platforms

Identity and Access Management (IAM) is the discipline of ensuring that the right individuals and systems have access to the right resources at the right time — and no more. It encompasses the technologies and processes that govern how digital identities are created, authenticated, authorised and managed across an organisation's IT estate. In an era where the traditional network perimeter has dissolved, identity has become the new security boundary. The shift to remote and hybrid working, the proliferation of cloud applications and the growth of machine-to-machine communications have all increased the complexity of managing who can access what. Credential-based attacks — including phishing, credential stuffing and account takeover — now account for a significant proportion of all breaches, making robust IAM a foundational security control. For UK organisations, IAM is directly relevant to regulatory compliance. UK GDPR's principle of data minimisation and the requirement for appropriate access controls mean that organisations must be able to demonstrate that only authorised personnel can access personal data. FCA-regulated firms are expected to maintain strong controls over privileged access and to log and monitor access to sensitive systems. Cyber Essentials requires organisations to control user access, limit administrative privileges and establish secure configurations — all core IAM principles. Modern IAM solutions typically include single sign-on (SSO), which simplifies user access whilst enabling centralised control; multi-factor authentication (MFA), which dramatically reduces the risk of credential compromise; privileged access management (PAM), which governs and monitors access by high-privilege accounts; and identity governance and administration (IGA), which automates provisioning, de-provisioning and access certification processes. Zero Trust architectures, which assume no user or device is inherently trustworthy, place IAM at the heart of security strategy. When evaluating IAM providers, UK buyers should consider integration depth with existing directories (Active Directory, Azure AD), support for modern authentication standards (SAML, OAuth 2.0, OIDC), and the maturity of lifecycle management capabilities. Ease of adoption by end users is critical — overly complex authentication flows drive shadow IT and workarounds. Look for vendors offering UK-based support, flexible deployment models and demonstrable experience in your sector.