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{ | ||
"title": "实践 POW 与非对称加密", | ||
"description": "编写程序,获得满足某条件的 Hash 值的随机数, 理解非对称加密签名与验证。\n", | ||
"creator": "0xD6823f807C45eFDC56c9aE8Db0226CA10af6E8AB", | ||
"content": "", | ||
"questions": [ | ||
{ | ||
"title": "实践 POW, 编写程序(编程语言不限)用自己的昵称 + nonce,不断修改nonce 进行 sha256 Hash 运算:\n\n1. 直到满足 4 个 0 开头的哈希值,打印出花费的时间、Hash 的内容及Hash值。\n2. 再次运算直到满足 5 个 0 开头的哈希值,打印出花费的时间、Hash 的内容及Hash值。\n\n提交程序你的 Github 链接", | ||
"type": "open_quest", | ||
"score": 100 | ||
}, | ||
{ | ||
"title": "实践非对称加密 RSA(编程语言不限):\n1. 先生成一个公私钥对\n2. 用私钥对符合 POW 4 个 0 开头的哈希值的 “昵称 + nonce” 进行私钥签名\n3. 用公钥验证\n\n\n提交程序你的 Github 链接", | ||
"type": "open_quest", | ||
"score": 100 | ||
} | ||
], | ||
"answers": "Nxo9AD1nITMfCRI=", | ||
"startTime": "2024-04-15T01:08:03.1Z", | ||
"endTIme": null, | ||
"estimateTime": 3600, | ||
"passingScore": 160, | ||
"version": 1.2 | ||
} |