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Introduction to cloud computing

Introduction to cloud computing

Introduction to cloud computing tools (e.g., AWS, IoT, Blockchain, smart contracts) with guided tutorial on the use of Blockchain and smart contracts.

Dario Castañé

April 16, 2020
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  1. Introduction to Cloud
    computing
    Dario Castañé
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  2. Dario Castañé
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  3. About me
    Tech Lead @ Loyal Guru
    Board member @ Blockchain Catalunya
    Contributor @ Go & Docker ecosystem
    Speaker @ speakerdeck.com/dario
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  4. 1/3: Cloud
    What
    Where
    Why
    Who
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  5. What is the cloud?
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  8. Where is it?
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  9. Why use it?
    Cost and deployment time reduction
    Ubiquitous access
    Pay per use, no upfront payments (if you don't want)
    Always up-to-date technology
    (Almost) unlimited storage
    Security
    Fairness
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  10. Who is the cloud?
    Amazon Web Services
    Google Cloud Platform
    Microsoft Azure
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  12. Google Cloud Platform
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  13. Microsoft Azure
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  14. Amazon Web Services (AWS) I
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  15. Amazon Web Services (AWS) II
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  16. AI +
    Deep/Machine
    Learning
    AR & VR / Mixed
    Reality
    Blockchain
    Business
    Applications
    Compute
    Database
    Data analytics
    Developer Tools
    End User
    Computing
    Internet of
    Things
    Management &
    Governance /
    DevOps
    Networking &
    Content Delivery
    Media Services
    Security, Identity
    & Compliance
    Storage
    Services categories
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  17. AI + Deep/Machine Learning
    Amazon Comprehend (Medical): NLP service to understand text. Useful for
    extract information from scientific papers.
    Rekognition + SageMaker: machine learning services. I.e. to de-identify
    medical images.
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  18. AR & VR / Mixed Reality
    Amazon Sumerian: set of tools to develop AR and VR experiencies, like VR
    medical simulations.
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  19. Business Applications
    Alexa: voice assistant, like a assistant for emergency communications.
    Amazon Chime: communications service, for medical remote assistance, i.e.
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  20. And the usual stuff
    Compute: resizable servers, serverless applications, etc.
    Storage: file and block storage and backup
    Database: relational databases, key-value storage, etc.
    Data analytics: Bussiness Intelligence, data mining, etc.
    Management & Governance / DevOps: monitoring, deployments,
    automated scaling, etc.
    Security, Identity & Compliance: cryptographic key management, user
    access control, etc.
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  21. Multi-cloud solutions
    Use your favourite solutions among different providers.
    The sky is the limit!
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  22. 2/3: Beyond the cloud: IoT and
    Blockchain
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  23. Internet of Things
    Smart objects: connected and autonomous devices
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  24. Internet of Medical Things (IoMT)
    Application of the IoT for medical and health related purposes, data
    collection and analysis for research, and monitoring
    Possibilities:
    Remote health monitoring
    Emergency notification systems
    Smart equipment
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  25. Blockchain
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  26. What is the blockchain?
    First: (the slowest*) database
    Second: distributed ledger
    Third: chain of blocks
    *: there is a reason for this.
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  27. Features (or why is it slow?)
    We trade off speed for:
    Decentralization
    Immutability
    Trustlessness
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  28. How does it work?
    (Chain of) Blocks:
    Data: i.e. transactions
    Hash: Proof of Work (high computational cost)
    Asymetric key cryptography: identity (encryption and signatures)
    The result: an emergent consensus
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  31. Where is it?
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  32. Why use it?
    Traceable
    No trusted third parties
    No central authority
    Cryptographically secure and immutable
    Remember: don't store everything in there!
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  33. Who is the blockchain?
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  35. How can be used it?
    Value transfer: Bitcoin
    Notary and smart contracts
    Real Estate (and any physicial object): tokenization
    Distributed computing and storage
    Digital identity
    Electronic voting
    Healthcare - Medical
    Gambling
    ...
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  36. Medical applications
    Temperature-Controlled transport monitoring
    Health records storage and management: Medibloc, Medicalchain &
    Patientory
    Mutual Aid Marketplace: MediShares
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  37. Wait... Smart contracts?
    DApps: Distributed apps
    Stored in the blockchain, so they are:
    Immutable
    Distributed
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  38. I need a blockchain!
    Not so fast...
    Use this: brucemacd.github.io/You-Dont-Need-A-Blockchain/
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  39. 3/3: Practicum
    a: Hello World - Our first smart contract
    https://studio.ethereum.org/
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  40. 3/3: Practicum
    b: CryptoPizza - Unique tokens
    https://studio.ethereum.org/
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  41. 3/3: Practicum
    c: Our own X-Road - Tying up
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  42. Thank you! Q&A time!
    [email protected]
    speakerdeck.com/dario
    twitter.com/im_dario
    @[email protected]
    github.com/imdario
    keybase.io/dario
    Slides: github.com/imdario/talks
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