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add "实践 POW 与非对称加密"
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0xdwong committed Oct 10, 2024
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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
}

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