Category: Intermediate (200)

Validators are the fundamental building blocks of proof-of-stake (PoS) blockchain protocols like Ethereum. They maintain the history of the chain and run the consensus protocol that makes it possible to implement complex decentralized applications—from decentralized finance applications to NFT collectibles. To join the protocol, validators provide assets as collateral, which ensures they behave correctly in […]

In this post, we share how Itaú Unibanco adapted to the growing demand of digital asset services from their customers, and how they used Amazon Managed Blockchain Access, Amazon Managed Blockchain Query, and AWS Nitro Enclaves to quickly bring enterprise-grade innovation to the digital asset space at scale. Adoption trends in Brazil Cryptocurrency adoption is […]

In this post, we provide an overview of an enhancement to Amazon Managed Blockchain (AMB) Query which enables you to retrieve data on a public blockchain prior to finalization. AMB Query is a fully managed AWS service that provides high quality blockchain data delivered with sub-second latency to applications via uniform APIs across a number […]

Solana is a public blockchain built for mass adoption. It’s a high-performance network that is utilized for a range of use cases, including finance, NFTs, payments, and gaming. Solana operates as a single global state machine, and is open and interoperable. In this post, we look into the ways Solana blockchain works, the types of […]

As builders in the blockchain space work to deliver applications ready for mainstream adoption, they must spend more time developing features and capabilities for their use case and less time on the undifferentiated tasks such as blockchain node operations, blockchain data extraction, and standard API development. Configuring, provisioning, and maintaining a multitude of public blockchain […]

Businesses such as Paxos that issue stablecoin USD tokens want to find a way to identify common token metrics such as top holders, daily active users, daily volume, total number of holders, latest transfers, top Decentralized Finance (DeFi) protocols the tokens have been used on, and more. With Amazon Managed Blockchain (AMB) Query and Amazon […]

Blockchain technology has the potential to revolutionize how personal digital records are managed, stored, and shared, because it offers unique features such as immutability, transparency, security, and decentralization. The application possibilities of blockchain technology in the context of personal digital records encompass various potential use cases, including but not limited to: Create decentralized digital identity […]

Cosmos is a decentralized network of interoperable blockchain networks that serves as an open and highly scalable environment on which to build blockchain applications. With effective support for cross-chain interaction between homogeneous and heterogeneous blockchains, Cosmos aims to extend interoperability to a broader landscape. In this post, we discuss the value and technical architecture of Cosmos and provide a detailed tutorial on the quick deployment of the Cosmos enterprise framework (IRITA) within the AWS environment.

This series of posts provides a comprehensive introduction to running IPFS (InterPlanetary File System) on AWS: In Part 1, we introduce the IPFS concepts and test IPFS features on an Amazon Elastic Compute Cloud (Amazon EC2) instance In Part 2, we propose a reference architecture and build an IPFS cluster on Amazon Elastic Kubernetes Service […]

This is the first post in a series of posts covering digital asset tokenization in financial services, a topic which is seeing tremendous interest in the sector. The series aims to be a guide for financial services customers looking to learn more about the topic, and who may be considering building a digital asset capability for their […]