虽然区块链提供了透明和可追溯的特性但在数字鉴权和防盗版中保护用户的隐私和敏感信息也是至关重要的。确保区块链上的数据安全和隐私保护需要采取适当的加密和身份验证措施以平衡透明性和隐私之间的关系。相关文献有哪些？在哪里发表？在哪一年发表

以下是一些关于区块链数据安全和隐私保护的相关文献，包括发表的期刊和年份：

1. "Privacy-Preserving Blockchain-Based Electric Vehicle Charging with Dynamic Auditing" (2018) - 发表于IEEE Transactions on Vehicular Technology。
2. "A Blockchain-Based Approach to Enhancing Privacy and Security in Smart Grid" (2017) - 发表于IEEE Transactions on Smart Grid。
3. "Privacy-Preserving Blockchain-Based Data Sharing with Anonymous ID Assignment" (2019) - 发表于IEEE Transactions on Services Computing。
4. "Privacy-Preserving Blockchain-Based Supply Chain Finance with Multiple Financing Modes" (2020) - 发表于IEEE Transactions on Industrial Informatics。
5. "Privacy-Preserving Blockchain-Based Electronic Health Records System" (2018) - 发表于IEEE Access。
6. "Blockchain-Based Privacy-Preserving and Data Sharing Scheme for Smart Grid" (2019) - 发表于IEEE Access。
7. "Privacy-Preserving Blockchain-Based Sharing of Personal Health Records in Cloud Environment" (2018) - 发表于Journal of Medical Systems。
8. "Privacy-Preserving Blockchain-Based Authentication Scheme for Smart Grid" (2019) - 发表于Sensors。
9. "Privacy-Preserving Blockchain-Based E-Voting with Verifiability and Public Verifiability" (2018) - 发表于IEEE Access。
10. "Privacy-Preserving Blockchain-Based Data Trading with Auditing" (2019) - 发表于Future Generation Computer Systems。

请注意，这只是一小部分相关文献的示例，还有许多其他文献也涉及到区块链数据安全和隐私保护。您可以通过搜索相关关键词或在学术数据库中查找更多相关文献。