KS A ISO 26429-6-2010 Digital cinema(D-cinema) packaging－Part 6：MXF track file essence encryption《数字影院(D-影院)组件 第6部分 基本加密的MXF磁道文件》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS A ISO 26429 6 (D- ) 6： MXF KS A ISO 26429 6:2010 2010 12 28 http:/www.kats.go.krKS A ISO 26429 6:2010 : ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ：2010 12 28 2010-0661 ： ： ( 02-509-7278) (http:/www.kats.go.kr). 10 5 , . KS A ISO 26429 6:2010 i .1 1 1 2 1

2、 3 2 4 .3 5 (Cryptographic Framework) 3 5.1 (Cryptographic Framework Key) 5 5.2 (Length) .5 5.3 SR(Context SR)5 6 (Cryptographic Context) .5 6.1 .6 6.2 .6 6.3 .7 6.4 .7 6.5 .7 6.6 MIC .7 6.7 .7 7 (Encrypted Triplet) 8 7.1 9 7.2 .9 7.3 9 7.4 9 7.5 .9 7.6 9 7.7 .9 7.8 ID( ) .10 7.9 ( ) .11 7.10 MIC( )

3、.11 8 11 8.1 11 8.2 .11 8.3 12 9 12 9.1 12 9.2 .13 KS A ISO 26429 6:2010 ii 10 17 10.1 17 10.2 .18 10.3 18 10.4 .19 10.5 19 10.6 128 UL AES-CBC.20 10.7 128 UL HMAC-SHA1 .20 A( ) .21 B( ) 22 1 3 2 .4 3 5 4 5 5 ( BYTE .) 6 6 6 7 .7 8 MIC .7 9 .8 10 9 11 .10 1 (TRIPLETS) .2 2 4 3 .10 4 12 5 13 6 13 7 M

4、IC 14 8 15 9 .15 10 16 11 .16 byte(triplets) KS A ISO 26429 6:2010 (D- ) 6： MXF Digital cinema(D-cinema) packaging Part 6： MXF track file essence encryption 2008 1 ISO 26429 6, Digital cinema(D-cinema) packaging Part 6：MXF track file essence encryption , . 1 (non-interleaved) MXF , . AES , HMAC-SHA1

5、 . , . . , . , . MXF . 2 . . ( ) . SMPTE 336M-2001, Television Data Encoding Protocol Using Key-Length-Value SMPTE 377M-2004, Television Material Exchange Format(MXF) File Format Specification SMPTE 429-3-2006, D-Cinema Packaging Sound and Picture Track File IETF 2898(September 2000). PKCS #5： Passw

6、ord-Based Cryptography Specification Version 2.0 IETF 2104(February 1997). HMAC： Keyed-Hashing for Message Authentication National Institute of Standards and Technology(December 1, 2001). Recommendation for Block Cipher Modes of Operation Methods and Techniques(SP 800-38A) National Institute of Stan

7、dards and Technology, FIPS 197(November 26, 2001). Advanced Encryption KS A ISO 26429 6:2010 2 Standard(AES) National Institute of Standards and Technology, FIPS PUB 186-2(+Change Notice 1)(January 27, 2000). Digital Signature Standard(DSS) 3 . CBC(Cipher Block Chaining) AES(Advanced Encryption Stan

8、dard) , NIST SP 800-38A . HMAC-SHA1 . . , MXF OP-ATOM 1) . . , . , SMPTE EG 41 MXF MXF . 4. . , (Cryptographic Framework) MXF . . , . . 5. 5.1 . 1 (triplets) E(V) (V) . . V , . 7. . , KLV(Key-Length-Value) SMPTE 336M . 2) , . 1 . KLV V E(V) . 1) MXF . 2) KLV . . KS A ISO 26429 6:2010 3 E(V) K, L K L

9、V . K , . L V . V K, L, E(V) . E(V) (MIC) . 7. . 4 , 1 . (Preface set) (Partition Pack) . (File Descriptor)(SMPTE 377M) . 1 ( 10.1 ) 060e2b34 04010107 0d010301 020b0100 5 (Cryptographic Framework) 2 (Cryptographic Context) MXF (DM：Descriptive Metadata) 3) . . 4) . 3 . 3) SMPTE 377M - , SMPTE EG 42 .

10、 4) (SMPTE380M ). KS A ISO 26429 6:2010 4 2 , . . . 2 . 2 ( 10.2 ) 060e2b34 04010107 0d010401 02010100 , . 6. . MXF , . . SMPTE 377M InstanceID GenerationUID (Local tag) SMPTE 377M 8.2.2( ) . UL SMPTE 377M 8.2 (Primer Pack) . KS A ISO 26429 6:2010 5 3 ( byte .) UL Set Key 16 060e2b34 02530101 0d0104

11、01 02010000 BER Length Var N/A InstanceID UUID 16 060e2b34 01010101 01011502 00000000 GenerationUID UUID 16 060e2b34 01010102 05200701 08000000 SR Strong Ref (Descriptive Set)16 060e2b34 01010109 06010104 020d0000 (6. ) 5.1 (Cryptographic Framework Key) . 4 ( 10.3 ) 060e2b34 02530101 0d010401 020100

12、00 5.2 (Length) SMPTE 336M BER(Basic Encoding Rules) . 5.3 SR(Context SR) Context SR . 6 (Cryptographic Context) 5) . . SMPTE 377M InstanceID GenerationUID , SMPTE 377M 8.2.2( ) . UL SMPTE 377M 8.2 . 5) interchangeObjection (SMPTE 380M C ). KS A ISO 26429 6:2010 6 5 ( byte .) UL Set Key 16 060e2b34

13、02530101 0d010401 02020000 BER Length var N/A InstanceID UUID 16 060e2b34 01010101 01011502 00000000 . GenerationUID UUID 16 060e2b34 01010102 05200701 08000000 (Context ID) UUID 16 060e2b34 01010109 01011511 00000000 . (Source Essence Container Label ) UL 16 060e2b34 01010109 06010102 02000000 , (C

14、ipher Algorithm) UL zero 16 060e2b34 01010109 02090301 01000000 MIC (MIC Algorithm) UL zero 16 060e2b34 01010109 02090302 01000000 (Cryptographic Key ID) UUID 16 060e2b34 01010109 02090301 02000000 6.1 . 6 ( 10.4 ) 060e2b34 02530101 0d010401 02020000 6.2 SMPTE 336M BER(Basic Encoding Rules) KS A ISO

15、 26429 6:2010 7 . 6.3 . UUID . . 6.4 . . 6.5 (Cipher Algorithm ID) . 7 . 7 . 00000000 00000000 00000000 00000000128 AES-CBC 060e2b34 04010107 02090201 01000000 7 , . 10.6 . 6.6 MIC MIC (MIC Algorithm ID) MIC . 8 . 8 MIC MIC . 00000000 00000000 00000000 00000000128 HMAC-SHA1 060e2b34 04010107 0209020

16、2 01000000 8 MIC . MIC 10.7 . 6.7 (MAC) . UUID . 9.1 . KS A ISO 26429 6:2010 8 7 (Encrypted Triplet) 9 (Triplet Variable Length Pack) . . (04h) 6 SMPTE 336M BER short long . . - (Length-Value pair) 0 . 9 UL Pack Key 16 060e2b34 02040101 0d010301 027e0100 BER Length var N/A (Cryptographic Context Lin

17、k) UUID 16 060e2b34 01010109 06010106 03000000 (6. ) (Plaintext Offset) UInt64 8 060e2b34 01010109 06090201 03000000 (Source Key) Key 16 060e2b34 01010109 06010102 03000000 (Source Length) UInt64 8 060e2b34 01010109 04061002 00000000 (Encrypted Source Value) var 060e2b34 01010109 02090301 03000000 I

18、D (TrackFile ID) UUID 16 060e2b34 01010109 06010106 02000000 (Sequence Number) UInt64 8 060e2b34 01010109 06100500 00000000 , MIC 20 060e2b34 01010109 02090302 02000000 HMAC KS A ISO 26429 6:2010 9 7.1 . 10 ( 10.5 ) 060e2b34 02040101 0d010301 027e0100 7.2 SMPTE 336M BER . 7.3 , . , InstanceID UUID .

19、 7.4 . . 9.2.4 . . , . 7.5 . . 7.6 UInt64 . . 7.7 KS A ISO 26429 6:2010 10 3 . (IV), (C), (P) , . 1 . 3 , , (SourceTriplet) . . 16 (IV) ( )6) . 16 (C) , (P) ( - ) . ( ) 1 , ( - ) 16 . AES-128 . IETF 2898 B.2.4 16 . , . (CheckValue) 11 16 , . , 11 . 11 ( 16 ) 4348554B 4348554B 4348554B 4348554B IV . IV . 7.8 ID( ) ID . MIC . UUID , . (Sound & Picture Track File) Package ID . RP205 UMIDs . ID , ID 6) Bruce Schneier . KS A ISO 26429 6:20