Activation ACF

ACF is a data structure stored in PS4 Kit System Flash at offset 0x1C9080.

ACF certainly stands for Activation Code/Control/Console File/Flag.

See also PSVita equivalent.

Structure

Total length is 0x68 bytes.

From	To	Description
1C9080	1C9083	Magic "acf\0"
1C9084	1C9087	Format Version Constant 4 bytes. (format_ver, format_minor_ver)
1C9088	1C9097	Activation Key
1C9098	1C909B	Issue Number. Ex: 3, 15.
1C909C	1C909F	Start Date 4 bytes. Little Endian.
1C90A0	1C90A3	Expire Date 4 bytes. Little Endian. Usually 90 days since Start Date.
1C90A4	1C90A7	Reserved Always zeroed.
1C90A8	1C90E7	Key_Hash Unique 64 bytes.

 typedef struct SceAcf {
     char magic[4];
     uint32_t format_ver;
     char activation_key[16];
     uint32_t issue_no; 
     uint32_t start_date;
     uint32_t expire_date;
     uint32_t reserved;
     char key_hash[64];
 } SceAcf;

Example

Structure and constant bytes are for every Dev / Test the same. Example:

• Magic bytes: red.
• Constant bytes: blue.
• Unique bytes: green.

Offset(h) 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
001C9080  61 63 66 00 01 02 00 00 D6 B1 DA DE C7 82 7A A4 acf.....Ö±ÚÞÇ‚z¤
001C9090  21 AE 4E D0 D9 BF B1 1A 03 00 00 00 11 55 E2 52 !®NÐÙ¿±......UâR
001C90A0  11 FC 58 53 00 00 00 00 CC B4 CD 3A 0A F5 C0 F4 .üXS....Ì´Í:.õÀô
001C90B0  4F 04 6B C3 95 16 E6 D8 FB 0B F2 56 B0 3B BA 00 O.kÕ.æØû.òV°;º.
001C90C0  26 B0 D3 BA 55 5F B0 40 0F 54 34 22 E1 E4 DA A7 &°ÓºU_°@.T4"áäÚ§
001C90D0  D1 7D EE BC EF 03 3C 23 37 EE 10 EB F6 88 1B 85 Ñ}î¼ï.<#7î.ëöˆ.…
001C90E0  35 8F 4B F5 D5 1A C7 3D                         5.KõÕ.Ç=