@omkanse

Om Kanse

@omkansePune, IndiaJoined May 2026

Software Engineer · OAuth2 · Fintech · AWS · Building secure systems

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Backend Engineer at Fintech Company. Building secure fintech systems with OAuth2, JWT, AWS, and Kafka. Writing about backend engineering, authentication, and production systems.

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OKOm Kanseomkanse.hashnode.devMay 31 · 5 min read

Secure Android Authentication with OAuth2/OIDC, PKCE, and Android KeyStore

Why This Article Exists When I started building the authentication system for a fintech Android application, I quickly realized that most tutorials stop at the happy path — get an access token, store

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Secure Android Authentication with OAuth2/OIDC, PKCE, and Android KeyStore

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Om Kanse

About

Available for

Om Kanse's blogs

Recently published

Secure Android Authentication with OAuth2/OIDC, PKCE, and Android KeyStore