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@gebogebogebo
gebogebogebo / C#
Last active September 2, 2020 01:07
WindowsデスクトップアプリでBLEのGATTで体温計と血圧計と通信する ref: https://qiita.com/gebo/items/41da7474936845d77d06
byte[] c1 = data.Skip(1).Take(2).ToArray();
var val = Common.ConvertToFloat(c1, Common.ConvType.IEEE_11073_16bit_float);
Console.WriteLine($"Blood Pressure Measurement Compound Value - Systolic(最高血圧) = {val}mmHg");
@gebogebogebo
gebogebogebo / exemanifest.exeを実行
Last active September 28, 2019 12:29
CTAP2 お勉強メモ#1 - 環境構築(Build) ref: https://qiita.com/gebo/items/d2ffbd4fcf7d75e21b63
C:\project\libfido2\build\examples\Debug>exemanifest.exe
\\?\hid#vid_1050&pid_0120#6&1b5e4874&0&0000#{4d1e55b2-f16f-11cf-88cb-001111000030}: vendor=0x1050, product=0x0120 (Yubico Security Key by Yubico)
@gebogebogebo
gebogebogebo / CBORエンコードされたauthenticatorGetInfo_Response
Last active September 28, 2019 12:29
CTAP2 お勉強メモ#2 - 接続(GetInfo) ref: https://qiita.com/gebo/items/e0bd197d607312dcf4fb
// payload len 86
00 a6 01 82 66 55 32 46 5f 56 32 68 46 49 44 4f
5f 32 5f 30 02 81 6b 68 6d 61 63 2d 73 65 63 72
65 74 03 50 f8 a0 11 f3 8c 0a 4d 15 80 06 17 11
1f 9e dc 7d 04 a4 62 72 6b f5 62 75 70 f5 64 70
6c 61 74 f4 69 63 6c 69 65 6e 74 50 69 6e f4 05
19 04 b0 06 81 01
@gebogebogebo
gebogebogebo / JWKにしたcredentialPublicKey
Last active September 28, 2019 12:29
CTAP2 お勉強メモ#3 - 登録(Create) ref: https://qiita.com/gebo/items/2cfc3202cd88a59b24ba
{
"kty":"EC",
"alg":"ES256",
"crv":"P-256",
"x":"03F4209E13CB29D16C86D90200C66E1CD7FFC1000D01E9FE74E95F9EC4BD08F1",
"y":"BF6AAFF13F6D6B0EE187C0BCE01A471239ECC87715C68270C95CAF61528C8826"
}
@gebogebogebo
gebogebogebo / Assertionを見やすく整形したもの
Last active September 28, 2019 12:28
CTAP2 お勉強メモ#4 - 認証(Authentication) ref: https://qiita.com/gebo/items/634aa39b0e08d8258682
{
// 0x01:credential
1: {
"id": h'C52D9FDEBA951F4ACA94C2CB7DCFB47B13D0E4D676E2491F90D081D65E6995C74A77828BF8DFE239FC1D62D93DDB547827C524A2A3C035A27D4041DB8352F87E',
"type": "public-key"
},
// 0x02:authData
2: h'49960DE5880E8C687434170F6476605B8FE4AEB9A28632C7995CF3BA831D97630000000068',
@gebogebogebo
gebogebogebo / KeyAgreement(COSE-KEY)
Last active September 28, 2019 12:28
CTAP2 お勉強メモ#5 - PIN ref: https://qiita.com/gebo/items/84454583daeaf6711fd0
{
"kty":"EC",
"alg": ECDH-ES + HKDF-256,
"crv":"P-256",
"x":"73F9BE8101091A83CA35550D9E1BE509B43855F51E72B545137DCCFDEE6A4F98"
"y":"6B60E0BF603FA18D934B65F9D6D09390734BC55F3DB12DFB0FA8213E54738C7F"
}
@gebogebogebo
gebogebogebo / Assertionが1個の場合
Last active September 28, 2019 12:28
CTAP2 お勉強メモ#6 - Use Case ref: https://qiita.com/gebo/items/cfc6ceb1c7f9aa5fdad6
{
1: {"id": h'5674B3BE66FD4A14485AAE76648D0080', "type": "public-key"},
2: h'0FA85A9CAE4160AFBCC898FC3A43010427EA3C6EC6CC07AA64424B31634C002E0400000071',
3: h'3045022100AB1FB333AA1F9EE5462F08CEE64112CD701FA6416AF4278F17D822812D3C39210220375DB0A46EFCB6E938BECB6F7E66AB74254786B65A6C33F167B359578FAFEFFC',
// user.idしか取れない
4: {"id": h'6765626F696400'}}
}
@gebogebogebo
gebogebogebo / file0.txt
Last active March 9, 2019 05:27
WebAuthnぽいことができるWinデスクトップアプリ用ライブラリ　WebAuthnModokiDesktopβ ref: https://qiita.com/gebo/items/f6d3024f7e164ac0a195
var devParam = DevParam.GetDefaultParams();
byte[] challenge = System.Text.Encoding.ASCII.GetBytes("this is challenge");
string pin = "xxxx";
string json =
"{" +
"rp : {" +
"id : 'demo.WebauthnMODOKI.gebogebo.com'," +
"}," +
"user : {" +
"id : 'userid'," +