Centralized Trust in Decentralized Systems: Unveiling Hidden Contradictions in Blockchain and Cryptocurrency
Faisal Haque Bappy, EunJeong Cheon, Tariqul Islam

TL;DR
This study reveals that despite blockchain's decentralization promises, users rely heavily on centralized trust anchors like exchanges and community figures, highlighting tensions between theory and practice.
Contribution
It uncovers how trust in cryptocurrency ecosystems is maintained through centralized entities, challenging assumptions of trustless blockchain interactions.
Findings
Users seek centralized trust anchors such as exchanges and community figures.
Centralized trust patterns are more prevalent among less technical and newer users.
The reliance on centralized entities contradicts blockchain's fundamental trustless promise.
Abstract
Blockchain technology promises to democratize finance and promote social equity through decentralization, but questions remain about whether current implementations advance or hinder these goals. Through a mixed-methods study combining semi-structured interviews with 13 diverse blockchain stakeholders and analysis of over 3,000 cryptocurrency discussions on Reddit, we examine how trust manifests in cryptocurrency ecosystems despite their decentralized architecture. Our findings uncover that users actively seek out and create centralized trust anchors, such as established exchanges, prominent community figures, and recognized development teams, contradicting blockchain's fundamental promise of trustless interactions. We identify how this contradiction arises from users' mental need for accountability and their reluctance to shoulder the full responsibility of self-custody. The study also…
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