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Blockchain Explained 

IBM Technology
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Learn more about IBM Blockchain technology: ibm.biz/BdP3QA
Blockchain is a distributed and immutable ledger allowing you to track anything, including tangible or intangible goods. This enables users or organizations to digitally and securely record entries, that are in-turn endorsed and secured by a community of users.
Check out this lightboard video with Sai Vennam from IBM Cloud as he takes a deep dive into blockchain technology and covers everything from smart contracts to permissioned and permissionless blockchains
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28 сен 2024

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Комментарии : 143   
@gang21gaming37
@gang21gaming37 Месяц назад
Coinbase listing Kardden Binance probably in line too
@faintscrawl
@faintscrawl 3 года назад
One of the better explanations, but the more I learn the more questions I have.
@kaynial
@kaynial 3 года назад
that means you're learning well
@benhurzz
@benhurzz 3 года назад
yep, you are progressing to learn more
@devonb4683
@devonb4683 3 года назад
Congratulations, you have discovered the Dunning Kruger effect. Its a long road ahead 👍
@nursyazwani_4108
@nursyazwani_4108 3 года назад
True 😂 then the more i confused
@christianfaust5141
@christianfaust5141 5 лет назад
Amazing well described this complex topic , especially the difference between public and "private" block chains has been pointed out very well. I was always asking myself, how block chain wants to become so successful in a world where transparancy is often requested but not implemented....now I know. Thank you!
@IBMTechnology
@IBMTechnology 5 лет назад
Christian we really appreciate your feedback. Thank you, Sai
@eddiebkheet5777
@eddiebkheet5777 4 года назад
Thanks for the explanation, I found it very helpful for someone who has no blockchain background. A less surprising ending like a conclusion could've made it even better. Thanks nonetheless.
@iindiakayin
@iindiakayin 4 года назад
This video definitely helped me to understand the overview of blockchain more
@asfand5747
@asfand5747 4 года назад
Thanks for this video, gonna talk about it for a interview I have at IBM in a few weeks lol
@danielemessina1979
@danielemessina1979 4 года назад
makes sense until 4:40 then it all falls apart as an explanation. what is a client? what are transactions submitted to? to a node? where do nodes pick transactions from? is it one transation per block? now it looks like it's more than one in a block. what are you validating if you are still picking the next block to add? what does unlocking the position of the next block mean? that a node gets to pick? is the position a number, it sounds like there is more to it. It sounds to me you can only understand from this video if you already know.
@yuquandu8810
@yuquandu8810 Год назад
Probably a correction here: "shipper" should be corrected as "carrier", this is because the "manufacturer" is the "shipper" and the shipping company is the "carrier".
@chakshujain7557
@chakshujain7557 3 года назад
Thanks for such an easy-to-understand video. Really loved it. Great work man.
@steveday2868
@steveday2868 4 года назад
Finally someone explaining it clearly in English not talking 20 miles in a minute.
@Jamichen88
@Jamichen88 3 года назад
Thank you for the overview but jut have a couple questions. In a permissioned blockchain do all parties run an independent node to validate data integrity? Also how would blockchain perform better than a distributed database if it is just hinged on majority consensus?
@MasakoFleeger
@MasakoFleeger 26 дней назад
Bedankt voor de voorspelling! Ik heb een snelle vraag: Ik heb een SafePal-portemonnee met USDT en ik heb de herstelzin. (air carpet target dish off jeans toilet sweet piano spoil fruit essay). Kunt u uitleggen hoe ik ze naar Binance kan verplaatsen?
@INerd2024
@INerd2024 3 года назад
I just have a question and I could not find the answer, would you guide me, please? I try to write my question in many different forms hopefully, you may get my question. I know what is blockchain and how it works, but I just want to know what kind of data are putted into blockchain transactions, I mean why the blockchain system is used for coding data? who is the sender of data that pay miners as bitcoin for trying to solve a block? who will receive the uncoded and completed blocks as a package? are blockchains governments classified information, that they wanted to transfer, or are such blockchain transactions just people daily transactions which spread out through the blockchain system (encrypted) as a safer, faster way with a non-central server room which can not be destroyed, produce too much heat or use too much electrical power in a local area or need repeatedly upgrades? I want to know the substance of the information which are coded through math equations and blockchain, senders and receivers of the information, and why they gave credit to such a huge encryption system that needs millions of miners to guess answers block by block? (byzantine algorithm) what kind of information can be that important to be coded like this? for example: all transactions, even generated bomb codes that are changing repeatedly and every 1-2 minutes can be safely encrypted with a simple hex 64. why the blockchain system created? and who use it as a tool to solve accidental math equations. I believe it is more likely for spying purposes for some governments. imagine you forgot the code of your suitcase (2 locks), and you don't want to try all numbers from 1 to 999 for each sides, so you hire 2 networks of people to find both answers separately, as soon as the answers found, the network members will verify it separately, and you will pay them but no group can open your pandora box because they just know one code of it and only you (the owner) have access to both solved codes. I am looking for THE OWNER of blockchains data who pay the system for solving such shitty math equations.
@keyaurikendrick755
@keyaurikendrick755 5 лет назад
Sai you are the MAN!
@carbon-structure
@carbon-structure 3 года назад
Great video, you're a natural teacher
@hightek9419
@hightek9419 4 года назад
A permissioned blockchain is just a database!
@ritcheymt
@ritcheymt 4 года назад
Sure. Much like a smartphone is just a CB radio, right?
@TheKpb123456789
@TheKpb123456789 4 года назад
no
@kadidibwa968
@kadidibwa968 4 года назад
Thought so too
@MichelleMarleigh
@MichelleMarleigh Месяц назад
I have watched many videos, and I can't still understand anything about it
@BasharValentine
@BasharValentine Месяц назад
need help with transferring usdt from okx to binance. my key phrase is write brief oblige opinion inspire lift during orchard soap apart banana trust. any advice?
@aznee.8798
@aznee.8798 2 года назад
great explanation, seriously dude u saved me
@mike7243
@mike7243 5 лет назад
Well done, Thank you
@politicalcorner7530
@politicalcorner7530 4 года назад
Thank you sir great presentation.
@akshaykapoor8000
@akshaykapoor8000 4 года назад
The video content was really good. I want a more comprehensive take on the idea of "Blockchain". The generation of the hashes. And the interlinkage too.
@IBMTechnology
@IBMTechnology 4 года назад
Thanks for the feedback, Akshay!
@harmeeshsingharora6769
@harmeeshsingharora6769 3 года назад
What kind of the technology you are using in teaching the stuff.....
@wrnr_mn
@wrnr_mn 4 года назад
How can it be absolutely defined as "immutable" just by relating to inflation of currency for example? This would effect the understanding of the transaction would it not?
@dak_fin
@dak_fin 3 года назад
Great video. What program/s did you use to make those interactive graphics?
@cpoll6488
@cpoll6488 3 года назад
He is just stood behind a clear screen that he is then writing on. It’s very impressive because to him, he will be writing everything backwards!
@moristhetiger
@moristhetiger 4 года назад
Thanks for the video.
@TheCryptoBook
@TheCryptoBook Год назад
appreciate the content
@LightYagami-ib6fb
@LightYagami-ib6fb 4 года назад
How will a permissioned blockchain reach a consensus.. if some part of it must be kept private only for a few people to be able to access that information?
@GT-tj1qg
@GT-tj1qg Год назад
So why would a business use blockchain vs a normal system? Isn't the whole point of all this to allow parties who don't trust each other to perform transactions?
@huseyin_huseyinzade
@huseyin_huseyinzade 5 лет назад
very helpful!
@maro4life
@maro4life 8 месяцев назад
Nice video
@surukumbhar
@surukumbhar 3 месяца назад
Thanks sir ❤
@eddasjbertrand
@eddasjbertrand 4 года назад
GREAT video!! Thanks a lot for the clear explanation.
@IBMTechnology
@IBMTechnology 4 года назад
Thank you for your feedback, Eddas! 😃
@normalperson6304
@normalperson6304 11 месяцев назад
Wowow .. jus wonder if it is makingsavy to have all your competitors know your prices, a market share would drive some biz oubof biz
@unlockwithjsr
@unlockwithjsr 4 года назад
what's the name of this guy? He's really good!
@IBMTechnology
@IBMTechnology 4 года назад
His name is Sai Vennam.
@dmoney668
@dmoney668 Год назад
Brilliant video thx
@JIggyI
@JIggyI 2 года назад
Thanks for this explanation.
@IBMTechnology
@IBMTechnology 2 года назад
Glad it was helpful!
@narolasupo2526
@narolasupo2526 3 года назад
From India 👍👌👍❤️
@jagt007
@jagt007 4 года назад
Very well explained.
@NachtnebelMatteo
@NachtnebelMatteo 6 дней назад
The Market have been suffering over the past month, with all the three indexes recording losses in recent weeks. My $400,000 portfolio is down by approximately 20%, any recommendations to scale up my returns before retirement will be highly appreciated.
@namitagoyal4239
@namitagoyal4239 4 года назад
Great work thnks . Learning same from Ednerds 👍
@IBMTechnology
@IBMTechnology 4 года назад
You're welcome, Namita!
@SevenErhan
@SevenErhan Год назад
Thanks a lot!
@suhasnama2795
@suhasnama2795 5 лет назад
Another good one sai!!
@banoniebatute9682
@banoniebatute9682 4 года назад
Why do you need an intensive problem for the proof of work
@IBMTechnology
@IBMTechnology 4 года назад
Hi Banonie! The Blockchain is distributed across all of its peers - meaning you and I could run a public permissionless blockchain on our local machines! So what if you and I both wanted to add our own transaction to the chain? To avoid our two blockchains becoming forked (no longer matching), a race (complex problem) is implemented. The first one of us to finish the race gets to add the transaction - let’s say that I won. You would then verify that I really did finish the race first, and also validate the transaction that I added. Thank you for watching! -Sai
@mugunthanramesh6854
@mugunthanramesh6854 4 года назад
i need to know more on blockchain
@IBMTechnology
@IBMTechnology 4 года назад
Hi Ramesh: Here are some additional resources for you on Blockchain: Learn more about Blockchain technology: ibm.co/2oplNYh Blog on the different types of Blockchain: bit.ly/2PpQiIx Learn about different Blockchain use cases: ibm.co/2NhpUxS Hope this helps! --Sai
@narolasupo2526
@narolasupo2526 3 года назад
I just subscribed 🤣😄❤️🎄
@lolz1000
@lolz1000 2 года назад
Love me some Psy Venom
@felixst-gelais6722
@felixst-gelais6722 4 года назад
THAT MAN IS WRITING BACKWARDS or the video is simply mirrored
@IBMTechnology
@IBMTechnology 4 года назад
Hey Felix! Here's a post we created to explain how we did the trick :) - ibm.co/38Zrn6b
@IBMTechnology
@IBMTechnology 4 года назад
Hi Felix! You know what, we actually don't backward. Here is a blog post we wrote that explains how we do it, with a photo. ibm.co/2LTPMjo
@sayonsai8006
@sayonsai8006 3 года назад
A bit hazzy at the end
@_romeopeter
@_romeopeter 4 года назад
This was beautifully explained. I would love a series on the topic of Blockchain. Thank you IBM for this.
@Techonsapevole
@Techonsapevole 4 года назад
Permissioned Blockchain = Distributed databases
@unlockwithjsr
@unlockwithjsr 4 года назад
But what about the tracking?
@McEvilly4
@McEvilly4 Месяц назад
i will forever grateful to you,you changed my entire life and i will continue to preach on your behalf for the whole world to hear you saved me from huge financial debt with just a small investment, thank you Laurie wood.
@Fahdie
@Fahdie 4 года назад
even though I comprehended the blockchain expl, the most amazing part of the last 11 minutes was the fact that the dude was writing inversely!
@johnsoneyoung
@johnsoneyoung 4 года назад
Fahad Shaikh I thought the same thing but it may be a mirror filter on the video. He is writing with his left which is pretty uncommon.
@IBMTechnology
@IBMTechnology 4 года назад
Hey guys! We actually wrote this post to explain the technique: ibm.co/3b9C7i4 😃 Thank you for watching the video.
@jamarks
@jamarks 3 года назад
I am more amazed how well he writes mirrored
@oftm9717
@oftm9717 3 года назад
yeah like wow
@Argenius79
@Argenius79 5 месяцев назад
Bro.... the video is mirrored :D :D I guess
@docsci
@docsci 9 дней назад
Me, too...! I'm like... is he writing backwards?! LOL🤣
@6patell
@6patell 3 года назад
I was lost in the first 30 seconds
@dsulvadarius
@dsulvadarius 5 месяцев назад
Wow! I learned a lot. Thank you.
@NihadAziz
@NihadAziz 2 года назад
Can you please explain how the level of data storage required for each transaction may be increased due to this method?
@dano13171
@dano13171 5 лет назад
Is this guy writing backwards? What witchcraft is this?
@IBMTechnology
@IBMTechnology 5 лет назад
Hi Daniel!...no witchcraft at work I promise 😀 Here's a post we wrote to explain how these videos are created. ru-vid.com/show-UCKWaEZ-_VweaEx1j62do_vQcommunity?lb=Ugzf5SL_yh9NglCJzgF4AaABCQ Let us know if you have any more questions and thanks for visiting.
@TheHeidjitube
@TheHeidjitube 5 лет назад
They inverted the video horizontally 😆 I was curious about it too
@EuniceSohn
@EuniceSohn 4 года назад
Omg this is so mindblowing
@nikosxalk
@nikosxalk 4 года назад
lol i wanted to do the same question!!!!!
@AmitYadav786
@AmitYadav786 4 года назад
It’s a special type of glass board
@ZeeDimensionYouTube
@ZeeDimensionYouTube 12 дней назад
This video is a great resource for people who are looking for a way to deepen their knowledge in blockchain technology and go through everything from smart contracts to permissioned and permissionless blockchains.
@Xtafen
@Xtafen 5 лет назад
Thank you for the helping definition.
@IBMTechnology
@IBMTechnology 5 лет назад
Glad it was useful Todd. Thank you for watching. --Sai
@hannesjana5
@hannesjana5 4 года назад
Thank you for a good explanation. I can recommend this video. It definitely helped me understand the concept better.
@IBMTechnology
@IBMTechnology 4 года назад
Thank you so much for the awesome feedback!
@nildaquispe9368
@nildaquispe9368 Год назад
Gracias por la explicación puedo recomendar este video😊
@PeggyRebecca-m1g
@PeggyRebecca-m1g 9 дней назад
Harris Brian Jackson George Martin Thomas
@sexyeur
@sexyeur 4 года назад
Haha wow. This guy can write backwards perfectly!!!!
@sanuwadesanuwade2548
@sanuwadesanuwade2548 4 года назад
there's a technology in most video editing apps called "mirror"
@wellingtonsanctorum7735
@wellingtonsanctorum7735 4 года назад
@@sanuwadesanuwade2548 Could you explain to me how it works? I would like to make similar videos.
@john-lvoth9765
@john-lvoth9765 4 года назад
@@wellingtonsanctorum7735 record your video and on editing software you can flip it over so to speak which mirrors it. The export it.
@mhn...
@mhn... 4 года назад
Hi Sai!Well done and explained!Thanks for sharing the information!
@zarakmaxful
@zarakmaxful 3 года назад
Thank you IBM. Best explanation I've come across.
@reanwithkimleng
@reanwithkimleng 4 месяца назад
❤❤❤❤
@glennedward2201
@glennedward2201 3 года назад
I get the basic understanding what I’m curious is uses beyond crypto currencies. A few upcoming companies are leveraging the tech for alternative use.
@antriksharya8111
@antriksharya8111 2 года назад
i am just 16 y/o and was curious about blockchains, cryptos and NFTs so I started researching on them and now i am just confused
@GT-tj1qg
@GT-tj1qg Год назад
2:52 but computing hashes is really quick, right? It's just guessing them that's tricky
@mannymorales7913
@mannymorales7913 4 месяца назад
Thank you for producing and sharing this wonderful and insightful video!
@hjtomi_
@hjtomi_ 7 месяцев назад
Did you make the video readable by mirroring it vertically? If not, this guy is brilliant!
@arpitprajapati1933
@arpitprajapati1933 5 лет назад
Please help me Tutorial for learning block chain technology for free
@IBMTechnology
@IBMTechnology 4 года назад
Hi Arpit! Here are some additional resources for you on Blockchain: Learn more about Blockchain technology: ibm.co/2oplNYh Blog on the different types of Blockchain: bit.ly/2PpQiIx Learn about different Blockchain use cases: ibm.co/2NhpUxS Best, Sai
@pumadenzen
@pumadenzen 11 месяцев назад
My dude is writing backwards - respect
@IBMTechnology
@IBMTechnology 11 месяцев назад
See ibm.biz/write-backwards
@pumadenzen
@pumadenzen 10 месяцев назад
don't kill my dream@@IBMTechnology
@angievalerymillaminauro1318
Estoy súper feliz con la información brindada, me ah ayudado muchísimo ❤
@CostanzaBrusutti
@CostanzaBrusutti 2 года назад
Is this guy writing from right to left?
@createchannel8815
@createchannel8815 4 года назад
Is block chain a hardware, software or both?
@yourface4248
@yourface4248 3 года назад
you lost me at hello
@tdmoor
@tdmoor 4 года назад
I understand the importance of privacy for a permissioned blockchain, but how does such a blockchain stop the retailer & the shipping company from seeing all information?
@IBMTechnology
@IBMTechnology 4 года назад
Data on the blockchain is encrypted, and only decrypted by users with the right permissions. User management and access control is a core part of permissioned blockchains.
@speng01
@speng01 4 года назад
The point that is buried is this: why a blockchain is needed? For example, what role does a blockchain play in determining if all the condition for a shipment are met? Isn't this just a simply check?
@IBMTechnology
@IBMTechnology 4 года назад
Hi speng01! The blockchain is a single source of truth that is capable of managing itself for multiple entities. In my example, it was across multiple companies who each need a different scope of data stored in the same chain. This is inherently more advantageous and secure than each company keeping its own records. Thanks for watching, San
@ItzAnArt
@ItzAnArt 2 года назад
Are you writing backwards on a piece of glass? What is your teaching setup here?
@IBMTechnology
@IBMTechnology 2 года назад
Hey there! We shared some behind the scenes with the setup, on the Community page, check it out here 👉 ibm.co/3bRxRGI 😉
@CHixon
@CHixon 5 лет назад
A permissioned blockchain is a misnomer of blockchain. If it is permissioned, it is not blockchain. It already exists and existed before web 1.0. All of the features exist and are in use today and have been in use for the last 40+ years before the internet, when large corporations had their intranet, and before then as hard-paper copy audit trails. Part of the definition of blockchain is that it is permissionless. You had your Freudian slip when you first misspelled "Privacy".
@erikmiller6892
@erikmiller6892 4 года назад
Good
@TheWorldBelow360
@TheWorldBelow360 2 года назад
But how is it worth anything as a medium of exchange?
@TheWorldBelow360
@TheWorldBelow360 2 года назад
And that this guy can scribe backwards so clearly alludes to a severe lack of deficiencies.
@YhelloWish
@YhelloWish 4 года назад
What software did he use to write like that? Anyone know?
@IBMTechnology
@IBMTechnology 4 года назад
Here's a post we wrote to explain how these videos are created. ibm.co/335YQYY Let us know if you have any more questions and thanks for visiting.
@orglancs
@orglancs 4 года назад
This is utterly useless to me, I'm afraid. I stopped watching after a couple of minutes, totally lost in incomprehensible technicalities and terminology. Can you recommend an explanation that starts at a much lower level, please? Why use blockchain as opposed to other 'ordinary' methods? What are the advantages, if any, of using blockchain? What alleged problems does it avoid or solve? What use is it, if you need a degree in IT to understand it?
@onelessski9764
@onelessski9764 3 месяца назад
Do you get it now?
@rickharold69
@rickharold69 5 лет назад
Blockchain rocks ! Thx for the video
@richardallen1328
@richardallen1328 5 лет назад
Do you invest in bitcoin?
@rochillesoriano7032
@rochillesoriano7032 4 года назад
I just subscribe. Thanks to your clear explanation. Good job! 👏👏
@IBMTechnology
@IBMTechnology 4 года назад
Glad it was helpful, Rochille. -Sai
@thedude3544
@thedude3544 5 лет назад
how can i access the data from the blocks ?
@richardallen1328
@richardallen1328 5 лет назад
Dm me for more information
@alexkeane1448
@alexkeane1448 5 лет назад
@@richardallen1328 Your thoughts on using blockchain for streamlining comliance(Customer Due diligence/KYC) in Insurance.
@SAL-fs1mr
@SAL-fs1mr 5 лет назад
Hasan, it seems you would have to TRUST an entity to give you valid block data. Bitcoin solves this by everyone running a full node (no mining needed for this).
@digitaldirk7282
@digitaldirk7282 4 года назад
I’m looking for a good video to help a friend of mine learn about blockchain . I’m not a noob by any means and I can tell you I had a hard time understanding what the hell you were talking about . After only 1 minute the average person would most likely abandon your explanation to never return again . You have done an injustice to the space and the progress we all hope to achieve . Terrible !
@Filth_McNasty
@Filth_McNasty 4 года назад
So digital currency? Nay
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