Laser Focus World is an industry bedrock—first published in 1965 and still going strong. We publish original articles about cutting-edge advances in lasers, optics, photonics, sensors, and quantum technologies, as well as test and measurement, and the shift currently underway to usher in the photonic integrated circuits, optical interconnects, and copackaged electronics and photonics to deliver the speed and efficiency essential for data centers of the future.

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Editorial Advisory Board

  • Professor Andrea M. Armani, University of Southern California
  • Ruti Ben-Shlomi, Ph.D., LightSolver
  • James Butler, Ph.D., Hamamatsu
  • Natalie Fardian-Melamed, Ph.D., Columbia University
  • Justin Sigley, Ph.D., AmeriCOM
  • Professor Birgit Stiller, Max Planck Institute for the Science of Light, and Leibniz University of Hannover
  • Professor Stephen Sweeney, University of Glasgow
  • Mohan Wang, Ph.D., University of Oxford
  • Professor Xuchen Wang, Harbin Engineering University
  • Professor Stefan Witte, Delft University of Technology

The 6 Most Profitable Legal Cloud Mining Sites in 2025 Providing Stable Income

Discover how to earn up to $100,000 monthly with cryptocurrency cloud mining. Explore 6 legal and trusted platforms in 2025 offering stable passive income contracts.

Introduction

In 2025, legal cloud mining platforms have made it possible for individuals to tap into powerful mining farms without needing to buy or maintain expensive hardware. By renting hashpower and accessing verified mining contracts, investors can generate stable and scalable passive income—even reaching targets like $100,000 per month. The key lies in choosing trusted providers with guaranteed ROI, transparent operations, and legal compliance. 

How Cloud Mining Makes $100,000 Monthly Possible

Mining profits depend on three key variables: the size of investment, the daily return rate, and the compounding strategy. A modest $500 investment may generate steady but smaller earnings, while larger contracts of $50,000 or more can scale returns to six figures. For instance, platforms like ETNCrypto provide short-term high-yield contracts with daily ROI up to 1.3%, meaning a well-funded portfolio can grow quickly. Combined with reinvestment strategies, this makes the $100,000 monthly benchmark achievable for serious investors in 2025.

1. ETNCrypto 

ETNCrypto remains the most trusted legal Bitcoin mining platform in 2025 for individuals aiming to generate large-scale passive income. Registered under ETN AUSTRALIA PTY LTD (ACN 114643515, ABN 95114643515), the company operates global ASIC-powered farms and delivers consistent, transparent payouts. A user-friendly mobile app ensures that investors can monitor earnings in real time, making high passive income both accessible and secure.

Here is the plan:



Visit ETNCrypto to claim your $100 free bonus and start mining for free!

Building a Path to $100,000 Monthly Income

While smaller investors may begin with $100–$1,000 contracts, scaling towards $100,000 monthly requires disciplined reinvestment and larger capital allocations. ETNCrypto stands out by offering short-term high-yield contracts that can accelerate compounding strategies. 

Conclusion

Earning $100,000 monthly through cryptocurrency mining in 2025 is no longer unrealistic—it is achievable with the right mix of capital, strategy, and platform choice. Legal cloud mining providers such as ETNCrypto offer safe and scalable opportunities for investors. Among them, ETNCrypto leads the pack with its guaranteed daily ROI, instant withdrawals, and legally registered operations, making it the number one choice for serious miners targeting six-figure passive income. In a rapidly growing industry, aligning with regulated platforms ensures that miners not only earn profit but also protect their investments.



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