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Sagara Gunathunga

Sagara Gunathunga
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Identity Beyond Borders

Simplify React App Login

Implementing a login feature in a React app involves several key steps to ensure both functionality and security. In this post, we will…

Jul 4

Simplify React App Login

Jul 4

Sagara Gunathunga

Secure OAuth2 : Is Authorization Code Grant Type Secure Enough?

The authorization code grant type is generally considered as the most secure, widely used and commonly recommended grant type within the…

Apr 16

Secure OAuth2 : Is Authorization Code Grant Type Secure Enough?

Apr 16

Sagara Gunathunga

OAuth2 Token Exchange in Practice

Over time, OAuth2 has evolved to meet increasingly complex security needs that go beyond the basic capabilities of a Security Token Service…

Sep 25, 2023

OAuth2 Token Exchange in Practice

Sep 25, 2023

Sagara Gunathunga

How to register and manage OAuth2 clients?

In the first post of this blog series about the OAuth2, I provided a comprehensive overview of the OAuth2 core specification and its…

Apr 19, 2021

How to register and manage OAuth2 clients?

Apr 19, 2021

Sagara Gunathunga

How do you discover the OAuth2 server configuration?

This is the 2nd post of my blog series about the OAuth2; reading the first post may help you to understand this current topic easily.

Apr 24, 2020

How do you discover the OAuth2 server configuration?

Apr 24, 2020

Sagara Gunathunga

Understanding OAuth2 Landscape

Now it has been nearly 8 years after the formal approval of OAuth2 Core standard by IETF. Obviously, the OAuth2 is not a new technology…

Apr 19, 2020

Understanding OAuth2 Landscape

Apr 19, 2020

Sagara Gunathunga

API Security: How to avoid Broken Object Level Authorization & Broken Function Level Authorization

OWASP project recently finalised their API Security Top 10 list into RC level; you can have a look at it from here. When I went through…

Oct 2, 2019

API Security: How to avoid Broken Object Level Authorization & Broken Function Level Authorization

Oct 2, 2019

Sagara Gunathunga

Reloading SAML: Web Browser SSO Profile

So far I have discussed key constructs of SAML 2.0 core standard and few supportive standards such as IDP Discovery and SAML Metadata too…

Jun 9, 2018

Jun 9, 2018

Sagara Gunathunga

Reloading SAML : IdP Discovery

This post is somewhat different from other posts of this series, majority of the concepts that we are discussing here are not only specific…

May 12, 2018

Reloading SAML : IdP Discovery

May 12, 2018

Sagara Gunathunga

Looking for a GDPR compliant IAM product ?

WSO2 Identity Server (WSO2 IS) is a leading open source IAM (Identity and Access Management ) product and a member of WSO2 middleware…

Apr 8, 2018

Looking for a GDPR compliant IAM product ?

Apr 8, 2018

Sagara Gunathunga

Sagara Gunathunga

Director & Head of DevRel - IAM, WSO2. Integration and Identity Architect. PMC Member @ The Apache Software Foundation

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