Lecture 18: Consensus Mechanism | What is Delegated Proof of Stake?

[@saeedranjha5352]

I belong to a low middle class family. But I am very happy that I am able to understand the concept of blockchain . So ,sir I' m very thankful to you. You are my ideal mentor . Sir you have the ability to teach the complex topics in a simple method.. Sir you can't imagines how much love and respect I have in my heart for you. God bless you sir g..

[@studyandfunwithtayyab1616]

Asalam o ALAIKUM Irfan bhi I think bhi word for addressing is best Bhi mein university k sath sath apko sun ra hon Lkin ab muje pta chl ra k university ki education se zyada faida muje in lectures se ho ga inshallah Ap lectures upload krte rhe from your precious time We have determined to do it

[@starkids2297]

JazakAllah sir, main ap ki videos dekh raha hun. or research bhi kar raha hun. 10 consensus read karliye. aap ki video se or concept clear ho rahey hen. Thanks

[@angelogaming6885]

Asics (Application Specific Integrated Circuits) are specialized hardware devices that are designed to perform a specific task. In the context of cryptocurrency mining, Asics are used to mine specific coins more efficiently than general-purpose computer hardware. In a decentralized network that uses the Delegated Proof of Stake (DPoS) consensus algorithm, such as Lisk, Asics are not needed because the process of producing blocks and adding them to the blockchain is not based on mining. Instead, it is based on the stakeholders in the network voting to elect delegates who are responsible for maintaining the network and validating transactions. These delegates are then rewarded for their work with a share of the transaction fees and new tokens that are created as part of the block production process. Therefore, Asics are not necessary in a DPoS network because the process of securing the network and confirming transactions does not rely on solving complex mathematical puzzles, which is what Asics are optimized for.

[@MADCARLOZ]

firstly asics can be use in POW. the process of securing the network and confirming transactions does not rely on solving complex mathematical puzzles, which is what Asics are optimized than how it's manageable?

[@imtiazhussain9807]

Thanks sir for your precious time! Allah apko hamisha khush aor salamt rakhy aor kamyabian dy!

[@KapilSharma56419]

Sir you are best blockchain mentor . Please make complete series of it so that every individual will learn from it

[@TruthIsOutNow]

kndly tell where are rest of the videos? Lecture 19 and so on..?

[@allsinone3308]

Learning online it's too much difficulties to select good mentor. I'm too lucky to find great mentors which are Hisham Sarwar, Irfan Malik & gfxmentor. Thank You so much

[@programmingholic]

Thank you sir for your valuable time , keep sharing knowledge.

[@saeedranjha5352]

Please sir upload the new lectures . We are waiting wit great enthusiasm. Sir you are great great and great. Love you sir g...

[@muhammadarslankhan]

It has been a year, @Irfan Bhai. When will the new lectures be released?

[@sarkargoffical9]

ASEX is not directly used in DPoS, but it is a proposed modification of the DPoS algorithm to enhance its security and prevent Sybil attacks.

[@shaheenOfficial_99]

when the new lectures will be uploaded?

[@junaidnisar]

Dear Irfan Sir, I have read and seen the reviews for your special AI course, and I must say it is amazing. You have done a great job, Ma sha Allah. I humbly request you to consider creating a Blockchain course of a similar level. As you have rightly mentioned, Blockchain is the future, and it is important to begin teaching and creating awareness about this technology now. I am eagerly looking forward to your kind response. Best regards, Student - BS-IT

[@sulmanahmad6943]

Should we learn Blockchain rather than AI now a days?

[@junaidnisar]

@@sulmanahmad6943 Nope, we should learn Blockchain or AI or both.

[@HafsaArmeen-o8o]

sir you are helping us alot .May Allah bless you for your hardwork

[@Cryptocomboplus]

Where are other vedios sir . In Playlist there are upto 18

[@intizarahmed]

Sir where i can find the rest lectures ( 19,20....... )? Looking forward to the next letures.

[@raufafghan9416]

Sir, why you not make new lectures on Blockchain?

[@Unstressfulsleep]

At top learner 30k and at end 4.7k . But sir apko phir b series continue rakhni chahiae gi itni muahkil sy acha teacher mila h. Or ap ye bt janty hain k ap ka samjny ka tariqa bht sy logon ko pasand ata h or wo is per amal b krty hain. However, I am non technical and I make futher research on my concepts that you build. Thanks for giving 18 lecture. It's very helpful❤️‍🩹❤

[@ashfaqkhichi3455]

Yes we can combine Simple Smart Exchange protocol to DPoS Blockchain. But we don't need any specialized machine to do it if the DPoS Blockchain is modified in such a way that it can support the data exchange according to the rules of SSX Protocol...

[@ArshadButt-nu2cw]

Congratulations 🎉

[@ShahrukhKhan-kl8vo]

Thank you so so much for doing so hard work and sharing great insights with us. I have just completed this course just now and InshaAllah will do the assignments, share it via the given email with you. Once again, thank you.

[@shahabrao8995]

sir ap email tu diye nahi jahan research share kerni ha

[@hamidshakir9735]

Sir can you please says me what books 📚 I should follow?

[@wasifashraf454]

Asslam.O.Alikum Please guide where i can find next lecture videos..?next to 18. Than you

[@ruqaiyamuhammadkhalid4147]

Sir aur lectures kb upload hngy?

[@rahmatullahnasir]

Sir our videos blockchain ka upload ho gha? plz continue this course thanks

[@angelogaming6885]

LSK stands for Lisk, a decentralized network that allows users to build, publish, and manage decentralized applications (dApps). Lisk uses a consensus algorithm called Delegated Proof of Stake (DPoS) to secure its network and confirm transactions. In the Lisk network, users can delegate their voting power to "delegates" who are responsible for maintaining the network and validating transactions. These delegates are elected by the community, and they are rewarded for their work with LSK tokens. DPoS is a variant of the Proof of Stake (PoS) consensus algorithm, in which the creator of a new block is chosen in a deterministic way, depending on their stake in the network. In DPoS, the stakeholders (or voters) in the network elect a fixed number of delegates to represent them and validate transactions. These delegates are responsible for producing blocks and adding them to the blockchain. The DPoS algorithm is designed to be fast and efficient, and it allows for a high degree of scalability

[@almaidahquranacedmy4763]

Masha ALLAH Sir

[@Bosslivepromotions2424]

Sir blockchain ka next lecture kab upload hoga?

[@wasifashraf454]

Need Help... Where i can find lectures next to 18? #irfanmalik #xevensolution #xeventeam Thank you

[@MADCARLOZ]

ASICs (Application-Specific Integrated Circuits) are being challenged and potentially replaced by a few different technologies, depending on the specific context and goals: 1. FPGAs (Field-Programmable Gate Arrays): What they are: FPGAs are reconfigurable hardware devices that can be programmed to perform various tasks. Advantages over ASICs: More flexible, can be reprogrammed to adapt to new algorithms or changes in the network, potentially more cost-effective for smaller-scale operations. Disadvantages compared to ASICs: Typically less energy-efficient and offer lower hashing performance compared to specialized ASICs designed for specific algorithms. 2. GPUs (Graphics Processing Units): What they are: Originally designed for graphics rendering, GPUs are well-suited for parallel computing tasks like cryptocurrency mining. Advantages over ASICs: More readily available and relatively affordable compared to specialized ASICs. Disadvantages compared to ASICs: Less energy-efficient and have lower hashing performance than ASICs designed for specific cryptocurrencies. 3. ASIC Alternatives for Specific Algorithms: What they are: Some projects and developers are working on alternative ASICs tailored for specific cryptocurrencies or consensus mechanisms that are not as energy-intensive or centralize power compared to Bitcoin mining ASICs. Examples: Ethash for Ethereum (before the merge), Cuckoo Cycle for other cryptocurrencies. Advantages: Can offer improvements in efficiency and potentially reduce the dominance of a few large mining operations. 4. Proof-of-Stake (PoS): What it is: A consensus mechanism that replaces mining with staking, where users validate transactions by locking up their cryptocurrency. How it replaces ASICs: PoS eliminates the need for specialized mining hardware and relies on the network's participants' stake in the system. Advantages: More energy-efficient and potentially more decentralized compared to Proof-of-Work systems that heavily rely on ASICs. 5. Other Emerging Technologies: Specialized Processors: Researchers are exploring other specialized processors (e.g., neural processing units) for applications like blockchain that may offer better efficiency and flexibility than current approaches. Quantum Computing: Though still in its early stages, quantum computing could eventually impact cryptography and blockchain, potentially leading to new types of hardware for securing networks. The Future: The landscape of cryptocurrency mining and network security is evolving. While ASICs remain dominant in some contexts, the trend seems to be toward more energy-efficient and decentralized solutions. The future likely involves a mix of technologies, including: FPGAs and GPUs for flexibility and adaptation in new networks or algorithms. Proof-of-Stake for reducing energy consumption and potentially improving decentralization. ASIC alternatives focused on specific algorithms with improved efficiency. The ultimate replacement for ASICs will depend on the specific needs and goals of each cryptocurrency project and the broader technological advancements in the field.

[@muhammadowais3380]

Thanks sir, jazakallah. I will do my best.

[@hamidshakir9735]

I throully learnt it.i will make assignment that will appreciate my learning ablities

[@benzosky7706]

informative

[@taskeenzahra8774]

Not need of Asic in Dpos because there is not need high computational power limited witness required for that purpose of mining that is why Dpos is more efficient than Pow .to become part of blockchain that use Dpos is not depend of your computational power it also depend how much vote you gain .Other reason is that every delegate get equal chance to mining data may be use other hardware to solve problem fastly to gain coins.

[@SananAhmad-f3k]

Sir bitcoin is protocol what does it mean

[@SaadiaZahoor]

Jzakallah sir

[@اکنیاخواب]

sir bohat hi achi series thi yeh ap nay kion rok di kash na roktay mujay zarorat thi is ki

[@abubakaraziz6807]

where are the next lectures??

[@urbantagpk]

LSK in DPoS refers to Lisk, a blockchain platform that uses the Delegated Proof of Stake (DPoS) consensus algorithm. In Lisk's DPoS, LSK tokens are used as the staking mechanism. LSK token holders can vote for delegates, who are responsible for creating new blocks on the Lisk blockchain and verifying transactions. The more LSK tokens a user holds, the more voting power they have, and the more likely they are to be selected as a delegate. The delegates are incentivized to behave honestly and in the best interest of the network, as they receive block rewards for their work. The Lisk blockchain also allows for the creation of decentralized applications (dApps) using JavaScript, making it more accessible to developers who are already familiar with the language.

[@hareshkumar5380]

Sir block chain ka lya best koe books bhe suggest kr den

[@multani-boy-]

Aoa sir gg aik sawal hi ap say sir g i have lot of confusion that chat gpt say coding waly bandy khatm hoo rahy hin Kia sir gg

[@starkids2297]

Or youtube se python learning bhi start kardi hai. python theek hai ya koi or si language sahi rahey gi kindly mashwara de den?

[@Mr_Gray6448]

Thanks for giving a lot of knowledge

[@muhammadirfanmalik]

My pleasure

[@Mydiary2.2M]

Nice sir keep it up

[@tariqjadoon6852]

Assalamualaikum sir i want to learn about smart contract can you guide me any book or steps for smart contract I learn everything just because of u I m very thankful to u keep it up

[@shaanheights2862]

Aoa Sir .Main aap ka Channel sa Blockchain Course kr raha hoin but aap ka dia hua Link sa Aap ki website pr Signup nahi ho pa raha. Main blockchain Course main Enroll hona Chata hoin. Kindly Registration open kr dein Blockchain course ki.

[@komalshah9223]

Assalam-o-alaikum! Sir aap next video kab banaenge main wait kar rahi hun please Sir aap video banae.... ALLAH PAK aap ko is neki ka ajar de Ameen

[@noorahmad970]

Salam sir agar kisi ne sikhna hai tu ap hi se sekhen..Allah ap ko mazeed bulandion pr pohnchade.ameen...lkn sir plz blockchain ki series ko coding se le kr implementation advance level tuk upload kre..plz

[@riaziwithraza7988]

Please mention book for blockchain

[@ikhlaqirajam7735]

Sir next video kb ayega 😍 😍 😍

[@اکنیاخواب]

thankyou very much sir jo ap nay task dia hai is pichly video main ap say call pr baat krnay k liye laxmi pura krun ga 😁😁

[@MustaffaMustaffa-cl2bt]

Sir blockchain smart contract developer banay key liye hum ko investment kitni chahiye in terms of software or any things else we need to work with apart from our knowledge

[@storylife838]

Sir waiting for next lectures

[@epeehammu]

Sir how can I meet you?

[@wasifashraf454]

#xevenskill #xevensolution

[@aijazahmed8240]

Waiting for new lectures....

[@nawazishhussain2431]

Sir waiting for next lectures 😊

[@aliasi465]

Sir, more videos please

[@TheAmirvirk]

Please Sir upload remaining lectures.

[@MuhammadUmerShah215]

Sir kindly upload new lecture.

[@muzaffariqbalraja6464]

good

[@ArslanRamzan-zy5ez]

sir g LSK is a crypto curr ency of lisk blockchain

[@historicalseries12]

Sir please teach us about Smart contract and Dapp

[@Anam_Zulfiqar]

ASIC machines are not used in DPoS because DPoS relies on a consensus mechanism involving the voting of network participants, and ASIC machines are primarily used for mining, which is not a part of the DPoS process.

[@Funnly642]

we don't need because Delegated Proof of Stake is less electric consumption consensus, we can mine from any hardware.

[@akhtar9577]

ASIC (Application-Specific Integrated Circuit) machines are not required in the Delegated Proof of Stake (DPoS) algorithm. Unlike Proof of Work (PoW) algorithms, DPoS does not rely on intensive mining operations that require specialized hardware such as ASIC machines. In DPoS, the consensus process is achieved through a limited number of elected delegates who are responsible for validating transactions and producing new blocks on the blockchain. These delegates are typically chosen by token holders through voting. The delegates in DPoS are usually regular servers or nodes running the blockchain software. They do not require specialized hardware like ASIC machines. Instead, their selection is based on factors such as reputation, technical capabilities, or the number of votes they receive from token holders.

[@sulmanahmad6943]

Should we learn Blockchain rather than AI now a days?

[@noorahmad970]

next lectures sir plz

[@taskeenzahra8774]

In Dpos users stake'their coins for voting ,voting value depend the number of coins as larg number of coins high value of voting but user can caste only one vote to one node he/she can caste vote more than one delegates For stake'their coins they use LSk token for that purpose which is hold by smart contract who has the LSk token is able to caste vote.

[@Alibarki]

ASIC Machine is necessary because need to maintain the vote weight and forge more blocks correctly and quickly

[@BilalAhmad-rr9ge]

No, ASIC is not needed in the DPoS because this algorith is energy efficeint itselt since the race of miners is eliminated and only 21 to 101 delegates are remaining and less power will be used for the mining and making blocks.

[@muhammadabdullah8479]

sir thanks new lectures?

[@muhammadirfanmalik]

Will upload soon

[@MuhammadAhmerCS]

@@muhammadirfanmalik waiting desperately

[@lava501]

​@@muhammadirfanmalik. Salam.how you respected sir. Sir what about next blockchin series

[@sfh8000]

Addition and deletion rules: Who has the power to write these rules to add or delete a validator ? If it isn't decentralized then blockchain is no different than a distributed but centralized database! Kindly comment

[@bhaiBilal-i1s]

Assalamualaikum Sr we must need next lecture 😭

[@mahdiag9834]

ASICs are not necessary for DPoS, they may be used by some delegates to improve their chances of being elected. Because ASICs can perform certain tasks more efficiently than general purpose computers, they may be able to validate transactions more quickly and add them to the blockchain more frequently. This may make them more attractive to token holders, who may prefer to delegate their voting power to delegates who can offer faster and more reliable transaction processing. However, the use of ASICs is not required for DPoS and other types of hardware can be used as well.

[@arslanyousaf8577]

Sir plz next video plz 😉

[@SaadiaZahoor]

LSK is a cryptocurrency that can be used to conduct transactions on the Lisk blockchain network. ASICs are no longer needed.

[@urbantagpk]

If ASICs were used in DPoS, it could give an unfair advantage to those who can afford to buy specialized hardware, leading to centralization of power and decision-making on the network. This goes against the decentralized nature of blockchain technology and can increase the risk of 51% attacks or other types of attacks on the network.

[@sfh8000]

ASIC shouldn't be required. Since, we have limited validators. So, difficulty level doesn't need to be raised. This implies we don't need extraordinary high processing device.

[@Alibarki]

LSK is the cryptocurrency of a DPoS block chain e.g Lisk

[@shahabrao8995]

ASIC machine is not need for POS because ASIC is special purpose machine only for producing hashes

[@medicalinformation27]

Sir New video

[@DrYamin]

Salam Dear I am Dr.Yamin Project manager at Shalamar Hospital Lahore.I have interest in BlockChain Technology in healthcare services.I want to learn in this specific field.I want to meet you for this purpose. 🙏

[@skc1995]

he is so knowledgeable bt frm a terrorist making country so such a less subscriber base that too from other countries, i feel bad fr these people

[@ChemFam.]

No, there is no need and use of heavy and specialized SX machines in DPoW because we know that in this consensus algorithm, a vote occurs for selecting around 100 miners who will use the computational power to validate further the changes occurring in the blockchain. So that means some specific nodes are taking part in mining, and you; ultimately, it will cause low energy consumption and hence no need to use Specialized SX and heavy software machines in this set of algorithms.

[@multani-boy-]

Please sir gg

[@harshilvasoya5827]

Jay shree ram ❤