New York, May 21, 2025 – A big change is coming to the Solana blockchain. A company called Anza (which is associated with Solana Labs) has introduced a new technical system called Alpenglow at the Solana Accelerate 2025 event. This system can make Solana faster and stronger than ever. This new system can reduce the time of transaction confirmation (block finality) from 12.8 seconds to only 100–150 milliseconds—that is 100 times faster.
New beginnings for Solana
The name Alpenglow is associated with the first light of the sun on the mountains. It reflects Solana’s hope to shine even more in the blockchain world. This new system replaces old methods like TowerBFT and Proof-of-History (PoH) and works with two new technologies: Votor and Rotor. Together, these two help to complete transactions very quickly and make the network more powerful.
Solana co-founder Anatoly Yakovenko says, “AlpnGlow is not just an improvement, it is a change in the very idea of blockchain. We are building a system that can easily do things like high-frequency trading, gaming and instant payments, that too without losing security and decentralization.”
What is AlpnGlow?
This system has two main parts:
- Votor: It speeds up the process of finalizing the block. If 80% of the people vote, then the transaction is finalized in a single round. If 60% vote, then two rounds are taken. This maintains flexibility according to the network situation and the decision is made quickly.
- Rotor: It spreads data quickly across the network. It uses direct messaging and smart data technology (erasure coding), which consumes less internet time and completes transactions quickly.
This system also brings a “20+20” security model, which ensures that the network continues to run even if 20% of the computers are down and 20% are not working.
Where will AlpnGlow be useful?
This technology can be used in many places. Such as:
- DeFi apps with fast trading like the stock market
- Real-time games, where every second matters
- Services where payments need to be made immediately
Emily Chen, a blockchain expert, says, “AlpnGlow can bring the speed that has kept big companies away from blockchain till now. Now they may be interested in it.”
What will happen next?
Although this system is still in testing, the initial results are quite good. If all goes well, it could be added to the Solana testnet by the end of 2025. For this, approval of the Solana community will be required.
Right now, people are very excited about this news. On May 20, Solana’s token (SOL) price also showed improvement. Developers on social media are calling it a “game-changer”. However, there are some challenges too—like Solana’s past network failures and some technical limitations.
Step towards the future
Alpenglow is not just a technical change, but a big step towards bringing blockchain into the lives of common people. It shows what is possible with fast, secure, and reliable technology—whether it’s gaming, global payments, or the world of the metaverse.
Now all eyes are on Solana—will this new system really start a new era? For now, it is certain that this beginning is full of hope.
See Anza’s blog Alpenglow: A New Consensus for Solana
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