/// <summary>JWT検証</summary>
private void btnJWTVerify_Click(object sender, EventArgs e)
{
bool ret = false;
if (rbnJWTHS256.Checked)
{
// HS256
// 入力
string[] temp = this.txtJWTSign.Text.Split('.');
// 改変可能なフィールドから入力
string newJWT =
CustomEncode.ToBase64UrlString(CustomEncode.StringToByte(this.txtJWTHeader.Text, CustomEncode.UTF_8))
+ "." + CustomEncode.ToBase64UrlString(CustomEncode.StringToByte(this.txtJWTPayload.Text, CustomEncode.UTF_8))
+ "." + temp[2];
// 検証
//JWT_HS256 jwtHS256 = new JWT_HS256(CustomEncode.StringToByte(this.txtJWTKey.Text, CustomEncode.UTF_8));
JWT_HS256 jwtHS256 = new JWT_HS256(this.txtJWTJWK.Text);
ret = jwtHS256.Verify(newJWT);
}
else if (rbnJWTRS256_XML.Checked)
{
// RS256 (XML)
// 入力
string[] temp = this.txtJWTSign.Text.Split('.');
// 改変可能なフィールドから入力
string newJWT =
CustomEncode.ToBase64UrlString(CustomEncode.StringToByte(this.txtJWTHeader.Text, CustomEncode.UTF_8))
+ "." + CustomEncode.ToBase64UrlString(CustomEncode.StringToByte(this.txtJWTPayload.Text, CustomEncode.UTF_8))
+ "." + temp[2];
// 検証
JWT_RS256_XML jwtRS256 = new JWT_RS256_XML(this.txtJWTKey.Text);
ret = jwtRS256.Verify(newJWT);
}
else if (rbnJWTRS256_Param.Checked)
{
// RS256 (Param)
// 入力
string[] temp = this.txtJWTSign.Text.Split('.');
// 改変可能なフィールドから入力
string newJWT =
CustomEncode.ToBase64UrlString(CustomEncode.StringToByte(this.txtJWTHeader.Text, CustomEncode.UTF_8))
+ "." + CustomEncode.ToBase64UrlString(CustomEncode.StringToByte(this.txtJWTPayload.Text, CustomEncode.UTF_8))
+ "." + temp[2];
// 検証
//JWT_RS256_Param jwtRS256 = new JWT_RS256_Param(
// RS256_KeyConverter.XmlToProvider(this.txtJWTKey.Text).ExportParameters(false));
JWT_RS256_Param jwtRS256 = new JWT_RS256_Param(
RS256_KeyConverter.JwkToProvider(this.txtJWTJWK.Text).ExportParameters(false));
ret = jwtRS256.Verify(newJWT);
}
else
{
// RS256 (X509)
// 入力
string[] temp = this.txtJWTSign.Text.Split('.');
// 改変可能なフィールドから入力
string newJWT =
CustomEncode.ToBase64UrlString(CustomEncode.StringToByte(this.txtJWTHeader.Text, CustomEncode.UTF_8))
+ "." + CustomEncode.ToBase64UrlString(CustomEncode.StringToByte(this.txtJWTPayload.Text, CustomEncode.UTF_8))
+ "." + temp[2];
// 検証
JWT_RS256_X509 jwtRS256 = new JWT_RS256_X509(this.CertificateFilePath_cer, "");
ret = jwtRS256.Verify(newJWT);
}
if (ret)
{
MessageBox.Show("検証成功");
}
else
{
MessageBox.Show("検証失敗");
}
}
