Blog Archive
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Passwords are too mainstream. Use your phone instead!
Amazon Cognito is a serverless user identity service provided by Amazon Web Service. Amazon Cognito makes it easy to manage authentication and authorization securely through synchronizing application…
Servicing Supply Chain updates from IoT to the Blockchain with NATS Jetstream
IntroductionNowadays, distributed systems use many different communications channels such as event buses and streams to drive business value.In the “era of microservices”, this approach produces an…
Implementing Graph queries in a Relational Database
IntroductionUse the RECURSIVE functionality to create graph queries in relational databases using the CTE syntax ( Recursive Common Table Expression ).To better illustrate the functionality I will…
Immutable audit logs with Amazon Quantum Ledger Database
IntroductionOrganizations typically use ledger functionality to maintain an accurate history of applications’ business-critical data. For example, to track the history of credits and debits in…
AWS Cross-Account Messaging using EventBridge
IntroSecure and scalable cross-account communication is always challenging and usually critical for business operations in scenarios in which data governance is a significant concern.Amazon…
Modeling Supply Chain Updates with ERC-721 NFTs and Solidity
IntroductionAccording to Wikipedia, a non-fungible token (or NFT) is a unit of data stored on the blockchain that certifies a digital asset to be unique and therefore not interchangeable with another…
Solidity development environment setup explained
Description / IntroWith the cryptocurrency prices regaining momentum since the last quarter of 2020, the Decentralized Finances have taken the news headlines once again, fuelling the interest in…