308202F8
 308201E0
  A003 0201 02 V3
  02 10 13156EE8839B58B44CD5F2ECE3B3FBB3 SN
  300D
   0609 //Object Identifier[06]
    2A 8648 86F70D 01 01 05 1.2.840.113549.1.1.5 SHA-1 with RSA Encryption  1.2=1*40+2,840=(86-80)*80+48,113549=(86-80)*80*80+(F7-80)*80+0D,1.1.5  [128进制]
   0500//NULL[05]
  300F
   310D
    300B
     0603 550403  2.5.4.3  commonName
     1304 //PrintableString[13]
      416C6578 Alex
  3020
   170D //UTCTime   GMT + 8:00=Beijing Local Time
    3131 3130 3236 3031 3534 3532 5A  [UTC,greenwich meam time]  2011/10/26 01:54:52 Z + 8 = 2011/10/26 9:54:52 [Beijing Local Time]
   180F
    3231 3131 3130 3032 3031 3534 3532 5A  UTC 2111/10/2 01:54:52 Z + 8 = 2111/10/2 09:54:52 [Beijing Local Time]
  300F 310D
    300B
     0603 550403 2.5.4.3  commonName
     1304
      416C6578
  30820122
   300D
    0609 2A 8648 86F70D 010101 1.2.840.113549.1.1.1  RSA encryption
    0500
   0382010F
    003082010A
     02820101 //Integer[02] 00代表正整数，B的高位为1,要补00.
      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
     0203
      010001
  A34E
   304C
    3015
     0603 551D25 2.5.29.37  Extended key usage
     040E
      300C
       060A 2B0601040182370A0304 1.3.6.1.4.1.311.10.3.4            szOID_EFS_CRYPTO
    3028
     0603 551D11 subjectAltName
     0421 OCTET String[04]
      301F
       A01D
        060A 2B 06 01 04 01 8237 14 02 03 1.3.6.1.4.1.311.20.2.3  szOID_NT_PRINCIPAL_NAME
        A00F 0C0D 416C657840416C65782D504300  Alex@Alex-PC
    3009
     0603 551D13 id-ce-basicConstraints
     0402 3000
 300D
  0609 2A 8648 86F70D 010105 1.2.840.113549.1.1.5 SHA-1 with RSA Encryption
  0500
 03820101//数据签名，BIT STRING[03]，00代表补0位。
  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