fishlium
V2EX  ›  问与答

这一串编码有人能看出来是撒么?

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  •   fishlium · Aug 2, 2021 · 7268 views
    This topic created in 1928 days ago, the information mentioned may be changed or developed.

    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

    54 replies  •  2021-08-03 11:37:29 +08:00
    TuYanzheng
    TuYanzheng
    Aug 2, 2021 via Android❤️2
    1
    就是 base64 啊。。。
    this is a example
    元音音素不用 an,差评
    SimonOne
    SimonOne
    Aug 2, 2021❤️63
    2
    @TuYanzheng #1 https://tool.oschina.net/encrypt?type=3
    我猜你用的这个工具,这个进来“this is a example”,解码不成功也还是“this is a example”
    crab
    crab
    Aug 2, 2021
    3
    内容中有+/尾部有=大概率加密后的 base64
    fishlium
    fishlium
    OP
    Aug 2, 2021
    4
    @crab @TuYanzheng 谢谢,我之前已经试过 base64,解码不成功
    misdake
    misdake
    Aug 2, 2021
    5
    原文不是字符串吧,感觉就是二进制数据
    fishlium
    fishlium
    OP
    Aug 2, 2021
    6
    @misdake 嗯嗯,原文是二进制数据
    hsfzxjy
    hsfzxjy
    Aug 2, 2021 via Android❤️3
    7
    @SimonOne 笑死我了
    des
    des
    Aug 2, 2021 via iPhone
    8
    还没点进来就猜到是 base64 了
    解码之后,看起来像是某种结构化的数据,不像是加密
    0o0o0o0
    0o0o0o0
    Aug 2, 2021❤️1
    9
    94
    94
    Aug 2, 2021
    10
    这种 "==" / "=" 结尾的,可以直接按 F12 用控制台尝试,
    ![preview]( https://z3.ax1x.com/2021/08/02/fpBLh8.jpg)
    wellsc
    wellsc
    Aug 2, 2021
    11
    @SimonOne 窒息攻防
    luckyrayyy
    luckyrayyy
    Aug 2, 2021
    13
    有点搞笑
    vverr
    vverr
    Aug 2, 2021
    14
    是乱码
    misaka19000
    misaka19000
    Aug 2, 2021
    15
    @TuYanzheng #1 哈哈哈
    tankren
    tankren
    Aug 2, 2021
    16
    @TuYanzheng #1 老哥你笑死我了
    lu5je0
    lu5je0
    Aug 2, 2021
    17
    @0o0o0o0 比较好奇是怎么做到格式化的
    79lawyer
    79lawyer
    Aug 2, 2021
    18
    @SimonOne #2 哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈
    GuuJiang
    GuuJiang
    Aug 2, 2021
    19
    @SimonOne 社死现场,删号重练吧
    GuuJiang
    GuuJiang
    Aug 2, 2021
    20
    上一条 @错人了,应该是 @TuYanzheng
    jsutfun
    jsutfun
    Aug 2, 2021
    21
    社死现场哈哈哈哈
    murmur
    murmur
    Aug 2, 2021❤️2
    22
    让我想到了一群 imm 人在所有数列题的空里都填 114514,反正我可以设计一个算法,让 f(你那群东西)=114514,解密是一样的
    fkdtz
    fkdtz
    Aug 2, 2021
    23
    @TuYanzheng 哈哈兄弟暴躁了
    fkdtz
    fkdtz
    Aug 2, 2021
    24
    @SimonOne 老兄经验之谈了
    fkdtz
    fkdtz
    Aug 2, 2021
    25
    盲猜是自定义字典的 base64
    misdake
    misdake
    Aug 2, 2021
    26
    看起来像是地图一类的东西,有两个坐标(似乎是包围盒),一个多边形,四个坐标
    Astron2M
    Astron2M
    Aug 2, 2021
    27
    我第一反应是 rsa 的公钥或者私钥 0.0
    yEhwG10ZJa83067x
    yEhwG10ZJa83067x
    Aug 2, 2021
    28
    @Astron2M 和你一样的感觉,第一反应也是 RSA
    fishlium
    fishlium
    OP
    Aug 2, 2021
    30
    @misdake 对,是地图相关的,你是怎么看出来的呀
    fishlium
    fishlium
    OP
    Aug 2, 2021
    31
    @0o0o0o0 我也想知道是怎么格式化的
    cjw1115
    cjw1115
    Aug 2, 2021
    32
    @misdake 这是用什么解的呀,看起来好强
    SmartKeyerror
    SmartKeyerror
    Aug 2, 2021
    33
    今日份快乐
    misdake
    misdake
    Aug 2, 2021❤️5
    34
    @cjw1115 base64 转二进制,再转成 16 进制来看,在文本编辑器里边看边手动整理的
    lysS
    lysS
    Aug 2, 2021
    35
    要是真实 example,那编码效率也太低了吧
    proletarius
    proletarius
    Aug 2, 2021
    36
    好像 ArcGIS
    run2
    run2
    Aug 2, 2021
    37
    base64 前的 binary 这个可能是 protobuf ?
    我照 @misdake 的格式设计了 proto3
    syntax = "proto3";

    message LBSMessage {
    int64 id = 1;
    repeated GeoPoint edge=2;
    repeated GeoPoint dots=3;
    repeated Beacon beacon=4;
    }

    message GeoPoint {
    double lat = 1;
    double lng = 2;
    }

    message Beacon {
    GeoPoint point=1;
    int64 type = 2;
    }

    编码出来的有点像 数据没用一样的

    ```swift

    import Foundation

    var lbsm = LBSMessage()
    lbsm.id=0x33000020

    var p = GeoPoint()
    p.lat = 539816.8966
    p.lng = 2510931.2209

    lbsm.edge=[p,p]
    lbsm.dots=[]

    for _ in 1...24{
    var tmpPoint = GeoPoint()
    tmpPoint.lat = Double(Int.random(in: 5398091233...5400999999))/1000
    tmpPoint.lng = Double(Int.random(in: 25010000000...25119000000))/1000
    lbsm.dots.append(tmpPoint)
    }

    var b = Beacon()
    b.point = p
    b.type = 0x9601
    lbsm.beacon=[b,b,b,b]

    let binaryData: Data = try lbsm.serializedData()

    print(binaryData.base64EncodedString())


    ```
    输出
    `
    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
    Program ended with exit code: 0
    3dwelcome
    3dwelcome
    Aug 2, 2021
    38
    你们都好凶,这都能猜出来。

    是投影坐标系吧,还能转成经纬度。
    0o0o0o0
    0o0o0o0
    Aug 2, 2021❤️2
    39
    @lu5je0
    @fishlium
    找规律然后手打 hhh
    wpblank
    wpblank
    Aug 2, 2021
    40
    今日份的快乐 哈哈哈哈
    chaselen
    chaselen
    Aug 2, 2021
    41
    社死现场,哈哈
    EAX1
    EAX1
    Aug 2, 2021
    42
    办公室同事问我为什么笑的像个 sb
    evejwp
    evejwp
    Aug 2, 2021
    43
    @SimonOne 哈哈哈哈哈
    lution
    lution
    Aug 2, 2021
    44
    笑死了哈哈哈
    crystom
    crystom
    Aug 2, 2021
    45
    高手在民间 @misdake
    NeezerGu
    NeezerGu
    Aug 2, 2021
    46
    @TuYanzheng
    每当到这时候,就得感谢 v2 不能删除自己的评论
    realpg
    realpg
    Aug 3, 2021
    47
    @0o0o0o0 #9
    看起来像是一种坐标系的数据点
    musi
    musi
    Aug 3, 2021
    48
    大家不要笑,1 楼还是个高中生
    fishlium
    fishlium
    OP
    Aug 3, 2021
    49
    兄弟们都太强了,谢谢
    TuYanzheng
    TuYanzheng
    Aug 3, 2021 via Android
    50
    @fkdtz 雀食
    RRRoger
    RRRoger
    Aug 3, 2021
    51
    @misdake 大佬
    RRRoger
    RRRoger
    Aug 3, 2021
    52
    @TuYanzheng 别的不说 英语基础知识还是扎实的
    ltruntu
    ltruntu
    Aug 3, 2021
    53
    @SimonOne 笑尿
    goodboy95
    goodboy95
    Aug 3, 2021
    54
    @TuYanzheng 科普一个小知识,base64 长度约为原英文字符串的 4/3 倍
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