OAuth & OAuth 2: data usage across platforms
The “pathway to hell” – this is how Eran Hammer-Lahav once called the security protocol OAuth 2.0, on which he himself had worked for years. Others, however, use the service without issue. It enables users to use data and functions across multiple platforms in multiple services – for example, with the convenient single sign-on – using secure API authorisation. But how exactly does OAuth2 work and...