{"id":14327,"date":"2026-05-27T07:41:16","date_gmt":"2026-05-27T07:41:16","guid":{"rendered":"https:\/\/lemonn.co.in\/blog\/glossary\/proof-of-stake\/"},"modified":"2026-05-27T07:41:16","modified_gmt":"2026-05-27T07:41:16","slug":"proof-of-stake","status":"publish","type":"glossary","link":"https:\/\/lemonn.co.in\/blog\/glossary\/proof-of-stake\/","title":{"rendered":"Proof of Stake"},"content":{"rendered":"

Proof of Stake<\/a> (PoS) is a conse<\/a>nsus mechanism used by blockchain networks where validators are selected to create new blocks based on the amount of cryptocurrency<\/a> they stake (lock up as collateral) rather than through computational work. It is more energy-efficient than Proof of Work<\/a>.<\/p>\n

What Is Proof of Stake?<\/h2>\n

Instead of miners competing with computational power, PoS networks select validators based on how much cryptocurrency they have staked. Validators are chosen to propose and attest to new blocks, and they earn staking rewards for honest participation. If they behave dishonestly, a portion of their stake is “slashed” (confiscated).<\/p>\n

How Proof of Stake Works<\/h2>\n

1. Validators lock up (stake) a minimum amount of cryptocurrency (e.g., 32 ETH on Ethereum<\/a>)
\n2. The protocol randomly selects a validator to propose the next block (weighted by stake size)
\n3. Other validators attest to the validity of the proposed block
\n4. The block is added to the chain
\n5. All participating validators earn staking rewards<\/p>\n

PoS vs PoW<\/h2>\n

| Feature | Proof of Stake | Proof of Work |
\n|———|—————|————–|
\n| Energy use | Very low | Very high |
\n| Security mechanism | Economic stake | Computational work |
\n| Hardware requirement | Any computer | ASIC or GPU |
\n| Transaction speed | Faster | Slower |
\n| Examples | Ethereum, Solana, Cardano | Bitcoin<\/a>, Litecoin |<\/p>\n

Staking as an Investment<\/h2>\n

PoS enables passive income through staking. Ethereum stakers earn approximately 3-5% annual returns. Staking can be done:
\n– Directly by running a validator node (requires 32 ETH)
\n– Through staking pools or exchanges with smaller amounts
\n– Through Liquid Staking Tokens (e.g., stETH, which represents staked ETH)<\/p>\n

Criticism of Proof of Stake<\/h2>\n

– Wealthier validators get more rewards (“rich get richer”)
\n– Less battle-tested than PoW for large networks
\n– Complex slashing conditions can penalise honest validators for technical errors<\/p>\n

Practical Example<\/h2>\n

After Ethereum’s shift to PoS in 2022, Neha stakes 32 ETH by running her own validator node. She earns approximately 4% annual returns in ETH. Since she is honest and her node is online consistently, she earns rewards without risk of slashing.<\/p>\n

Key Takeaways<\/h2>\n

– Proof of Stake selects validators based on staked cryptocurrency rather than computational work
\n– More energy-efficient than PoW; used by Ethereum, Solana, Cardano, and most new blockchains
\n– Validators earn staking rewards; dishonest behaviour results in stake being slashed
\n– Staking allows crypto holders to earn passive income by participating in network security
\n– In India, staking rewards are tax<\/a>able as income; consult a tax advisor for proper treatment<\/p>\n","protected":false},"excerpt":{"rendered":"

Proof of Stake (PoS) is a consensus mechanism used by blockchain networks where validators are selected to create new blocks based on the amount of cryptocurrency they stake (lock up as collateral) rather than through computational work. It is more energy-efficient than Proof of Work. What Is Proof of Stake? Instead of miners competing with […]<\/p>\n","protected":false},"author":3,"featured_media":0,"menu_order":0,"template":"","meta":{"_uag_custom_page_level_css":"","footnotes":""},"class_list":["post-14327","glossary","type-glossary","status-publish","hentry"],"blocksy_meta":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"web-stories-poster-portrait":false,"web-stories-publisher-logo":false,"web-stories-thumbnail":false},"uagb_author_info":{"display_name":"Team Lemonn","author_link":"https:\/\/lemonn.co.in\/blog\/author\/ashu\/"},"uagb_comment_info":0,"uagb_excerpt":"Proof of Stake (PoS) is a consensus mechanism used by blockchain networks where validators are selected to create new blocks based on the amount of cryptocurrency they stake (lock up as collateral) rather than through computational work. It is more energy-efficient than Proof of Work. What Is Proof of Stake? Instead of miners competing with…","_links":{"self":[{"href":"https:\/\/lemonn.co.in\/blog\/wp-json\/wp\/v2\/glossary\/14327","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lemonn.co.in\/blog\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/lemonn.co.in\/blog\/wp-json\/wp\/v2\/types\/glossary"}],"author":[{"embeddable":true,"href":"https:\/\/lemonn.co.in\/blog\/wp-json\/wp\/v2\/users\/3"}],"version-history":[{"count":0,"href":"https:\/\/lemonn.co.in\/blog\/wp-json\/wp\/v2\/glossary\/14327\/revisions"}],"wp:attachment":[{"href":"https:\/\/lemonn.co.in\/blog\/wp-json\/wp\/v2\/media?parent=14327"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}