Certificates: Difference between revisions
mNo edit summary |
Unknown parameter has use on CTCert Certificates |
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| (3 intermediate revisions by one other user not shown) | |||
| Line 26: | Line 26: | ||
| Key Type | | Key Type | ||
|- | |- | ||
| | | 0x48 + X | ||
| 0x40 | | 0x40 | ||
| Name | | Name | ||
|- | |- | ||
| | | 0x88 + X | ||
| 0x4 | | 0x4 | ||
| | | Expiration time as UNIX Timestamp, used at least for [[CTCert]] | ||
|- | |- | ||
| | | 0x8C + X | ||
| * | | * | ||
| Public Key | | Public Key | ||
| Line 48: | Line 48: | ||
== Public Key == | == Public Key == | ||
Determining the type of public key stored, is done by checking the key type: | |||
{| class="wikitable" | |||
|- | |||
! Value | |||
! Key Type | |||
|- | |||
| 0x0 | |||
| RSA_4096 | |||
|- | |||
| 0x1 | |||
| RSA_2048 | |||
|- | |||
| 0x2 | |||
| Elliptic Curve | |||
|} | |||
=== RSA === | === RSA === | ||
This contains the Public Key(i.e. Modulus & Public Exponent) | This contains the Public Key(i.e. Modulus & Public Exponent) | ||
==== 4096 Bit ==== | |||
{| class="wikitable" | |||
|- | |||
! Offset | |||
! Size | |||
! Description | |||
|- | |||
| 0x0 | |||
| 0x200 | |||
| Modulus | |||
|- | |||
| 0x200 | |||
| 0x4 | |||
| Public Exponent | |||
|- | |||
| 0x204 | |||
| 0x34 | |||
| Padding | |||
|} | |||
==== 2048 Bit ==== | |||
{| class="wikitable" | {| class="wikitable" | ||
|- | |- | ||
| Line 67: | Line 104: | ||
| 0x104 | | 0x104 | ||
| 0x34 | | 0x34 | ||
| Padding | |||
|} | |||
=== ECC === | |||
This contains the ECC public key, and is as follows: | |||
{| class="wikitable" | |||
|- | |||
! Offset | |||
! Size | |||
! Description | |||
|- | |||
| 0x0 | |||
| 0x3C | |||
| Public Key | |||
|- | |||
| 0x3C | |||
| 0x3C | |||
| Padding | | Padding | ||
|} | |} | ||