diff --git a/content/roadmaps/101-backend/content/109-apis/106-authentication/105-openid.md b/content/roadmaps/101-backend/content/109-apis/106-authentication/105-openid.md
index 423d84e77..93e33ea10 100644
--- a/content/roadmaps/101-backend/content/109-apis/106-authentication/105-openid.md
+++ b/content/roadmaps/101-backend/content/109-apis/106-authentication/105-openid.md
@@ -1,8 +1,10 @@
 # OpenID
 
-OpenID is an open standard and decentralized authentication protocol promoted by the non-profit OpenID Foundation.
+OpenID is a protocol that utilizes the authorization and authentication mechanisms of OAuth 2.0 and is now widely adopted by many identity providers on the Internet.
+It solves the problem of needing to share user's personal info between many different web services(e.g. online shops, discussion forums etc.)
 
 <ResourceGroupTitle>Free Content</ResourceGroupTitle>
 <BadgeLink colorScheme='yellow' badgeText='Read' href='https://openid.net/'>Official Website</BadgeLink>
 <BadgeLink colorScheme='yellow' badgeText='Read' href='https://openid.net/connect/'>What is OpenID</BadgeLink>
-<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=t18YB3xDfXI'>An Illustrated Guide to OAuth and OpenID Connect</BadgeLink>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://securew2.com/blog/oauth-vs-openid-which-is-better'>OAuth vs OpenID</BadgeLink>
+<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=t18YB3xDfXI'>An Illustrated Guide to OAuth and OpenID Connect</BadgeLink>
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