Commit | Line | Data |
---|---|---|
685784aa DW |
1 | # |
2 | # Generic algorithms support | |
3 | # | |
4 | config XOR_BLOCKS | |
5 | tristate | |
6 | ||
1da177e4 | 7 | # |
9bc89cd8 | 8 | # async_tx api: hardware offloaded memory transfer/transform support |
1da177e4 | 9 | # |
9bc89cd8 | 10 | source "crypto/async_tx/Kconfig" |
1da177e4 | 11 | |
9bc89cd8 DW |
12 | # |
13 | # Cryptographic API Configuration | |
14 | # | |
2e290f43 | 15 | menuconfig CRYPTO |
c3715cb9 | 16 | tristate "Cryptographic API" |
1da177e4 LT |
17 | help |
18 | This option provides the core Cryptographic API. | |
19 | ||
cce9e06d HX |
20 | if CRYPTO |
21 | ||
584fffc8 SS |
22 | comment "Crypto core or helper" |
23 | ||
ccb778e1 NH |
24 | config CRYPTO_FIPS |
25 | bool "FIPS 200 compliance" | |
26 | help | |
27 | This options enables the fips boot option which is | |
28 | required if you want to system to operate in a FIPS 200 | |
29 | certification. You should say no unless you know what | |
30 | this is. | |
31 | ||
cce9e06d HX |
32 | config CRYPTO_ALGAPI |
33 | tristate | |
34 | help | |
35 | This option provides the API for cryptographic algorithms. | |
36 | ||
1ae97820 HX |
37 | config CRYPTO_AEAD |
38 | tristate | |
39 | select CRYPTO_ALGAPI | |
40 | ||
5cde0af2 HX |
41 | config CRYPTO_BLKCIPHER |
42 | tristate | |
43 | select CRYPTO_ALGAPI | |
44 | ||
055bcee3 HX |
45 | config CRYPTO_HASH |
46 | tristate | |
47 | select CRYPTO_ALGAPI | |
48 | ||
17f0f4a4 NH |
49 | config CRYPTO_RNG |
50 | tristate | |
51 | select CRYPTO_ALGAPI | |
52 | ||
2b8c19db HX |
53 | config CRYPTO_MANAGER |
54 | tristate "Cryptographic algorithm manager" | |
da7f033d HX |
55 | select CRYPTO_AEAD |
56 | select CRYPTO_HASH | |
57 | select CRYPTO_BLKCIPHER | |
2b8c19db HX |
58 | help |
59 | Create default cryptographic template instantiations such as | |
60 | cbc(aes). | |
61 | ||
584fffc8 SS |
62 | config CRYPTO_GF128MUL |
63 | tristate "GF(2^128) multiplication functions (EXPERIMENTAL)" | |
333b0d7e | 64 | depends on EXPERIMENTAL |
333b0d7e | 65 | help |
584fffc8 SS |
66 | Efficient table driven implementation of multiplications in the |
67 | field GF(2^128). This is needed by some cypher modes. This | |
68 | option will be selected automatically if you select such a | |
69 | cipher mode. Only select this option by hand if you expect to load | |
70 | an external module that requires these functions. | |
333b0d7e | 71 | |
1da177e4 LT |
72 | config CRYPTO_NULL |
73 | tristate "Null algorithms" | |
cce9e06d | 74 | select CRYPTO_ALGAPI |
c8620c25 | 75 | select CRYPTO_BLKCIPHER |
1da177e4 LT |
76 | help |
77 | These are 'Null' algorithms, used by IPsec, which do nothing. | |
78 | ||
584fffc8 SS |
79 | config CRYPTO_CRYPTD |
80 | tristate "Software async crypto daemon" | |
81 | select CRYPTO_BLKCIPHER | |
b8a28251 | 82 | select CRYPTO_HASH |
584fffc8 | 83 | select CRYPTO_MANAGER |
1da177e4 | 84 | help |
584fffc8 SS |
85 | This is a generic software asynchronous crypto daemon that |
86 | converts an arbitrary synchronous software crypto algorithm | |
87 | into an asynchronous algorithm that executes in a kernel thread. | |
1da177e4 | 88 | |
584fffc8 SS |
89 | config CRYPTO_AUTHENC |
90 | tristate "Authenc support" | |
91 | select CRYPTO_AEAD | |
92 | select CRYPTO_BLKCIPHER | |
93 | select CRYPTO_MANAGER | |
94 | select CRYPTO_HASH | |
1da177e4 | 95 | help |
584fffc8 SS |
96 | Authenc: Combined mode wrapper for IPsec. |
97 | This is required for IPSec. | |
1da177e4 | 98 | |
584fffc8 SS |
99 | config CRYPTO_TEST |
100 | tristate "Testing module" | |
101 | depends on m | |
da7f033d | 102 | select CRYPTO_MANAGER |
1da177e4 | 103 | help |
584fffc8 | 104 | Quick & dirty crypto test module. |
1da177e4 | 105 | |
584fffc8 | 106 | comment "Authenticated Encryption with Associated Data" |
cd12fb90 | 107 | |
584fffc8 SS |
108 | config CRYPTO_CCM |
109 | tristate "CCM support" | |
110 | select CRYPTO_CTR | |
111 | select CRYPTO_AEAD | |
1da177e4 | 112 | help |
584fffc8 | 113 | Support for Counter with CBC MAC. Required for IPsec. |
1da177e4 | 114 | |
584fffc8 SS |
115 | config CRYPTO_GCM |
116 | tristate "GCM/GMAC support" | |
117 | select CRYPTO_CTR | |
118 | select CRYPTO_AEAD | |
119 | select CRYPTO_GF128MUL | |
1da177e4 | 120 | help |
584fffc8 SS |
121 | Support for Galois/Counter Mode (GCM) and Galois Message |
122 | Authentication Code (GMAC). Required for IPSec. | |
1da177e4 | 123 | |
584fffc8 SS |
124 | config CRYPTO_SEQIV |
125 | tristate "Sequence Number IV Generator" | |
126 | select CRYPTO_AEAD | |
127 | select CRYPTO_BLKCIPHER | |
1da177e4 | 128 | help |
584fffc8 SS |
129 | This IV generator generates an IV based on a sequence number by |
130 | xoring it with a salt. This algorithm is mainly useful for CTR | |
1da177e4 | 131 | |
584fffc8 | 132 | comment "Block modes" |
c494e070 | 133 | |
584fffc8 SS |
134 | config CRYPTO_CBC |
135 | tristate "CBC support" | |
db131ef9 | 136 | select CRYPTO_BLKCIPHER |
43518407 | 137 | select CRYPTO_MANAGER |
db131ef9 | 138 | help |
584fffc8 SS |
139 | CBC: Cipher Block Chaining mode |
140 | This block cipher algorithm is required for IPSec. | |
db131ef9 | 141 | |
584fffc8 SS |
142 | config CRYPTO_CTR |
143 | tristate "CTR support" | |
db131ef9 | 144 | select CRYPTO_BLKCIPHER |
584fffc8 | 145 | select CRYPTO_SEQIV |
43518407 | 146 | select CRYPTO_MANAGER |
db131ef9 | 147 | help |
584fffc8 | 148 | CTR: Counter mode |
db131ef9 HX |
149 | This block cipher algorithm is required for IPSec. |
150 | ||
584fffc8 SS |
151 | config CRYPTO_CTS |
152 | tristate "CTS support" | |
153 | select CRYPTO_BLKCIPHER | |
154 | help | |
155 | CTS: Cipher Text Stealing | |
156 | This is the Cipher Text Stealing mode as described by | |
157 | Section 8 of rfc2040 and referenced by rfc3962. | |
158 | (rfc3962 includes errata information in its Appendix A) | |
159 | This mode is required for Kerberos gss mechanism support | |
160 | for AES encryption. | |
161 | ||
162 | config CRYPTO_ECB | |
163 | tristate "ECB support" | |
91652be5 DH |
164 | select CRYPTO_BLKCIPHER |
165 | select CRYPTO_MANAGER | |
91652be5 | 166 | help |
584fffc8 SS |
167 | ECB: Electronic CodeBook mode |
168 | This is the simplest block cipher algorithm. It simply encrypts | |
169 | the input block by block. | |
91652be5 | 170 | |
64470f1b RS |
171 | config CRYPTO_LRW |
172 | tristate "LRW support (EXPERIMENTAL)" | |
173 | depends on EXPERIMENTAL | |
174 | select CRYPTO_BLKCIPHER | |
175 | select CRYPTO_MANAGER | |
176 | select CRYPTO_GF128MUL | |
177 | help | |
178 | LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable | |
179 | narrow block cipher mode for dm-crypt. Use it with cipher | |
180 | specification string aes-lrw-benbi, the key must be 256, 320 or 384. | |
181 | The first 128, 192 or 256 bits in the key are used for AES and the | |
182 | rest is used to tie each cipher block to its logical position. | |
183 | ||
584fffc8 SS |
184 | config CRYPTO_PCBC |
185 | tristate "PCBC support" | |
186 | select CRYPTO_BLKCIPHER | |
187 | select CRYPTO_MANAGER | |
188 | help | |
189 | PCBC: Propagating Cipher Block Chaining mode | |
190 | This block cipher algorithm is required for RxRPC. | |
191 | ||
f19f5111 RS |
192 | config CRYPTO_XTS |
193 | tristate "XTS support (EXPERIMENTAL)" | |
194 | depends on EXPERIMENTAL | |
195 | select CRYPTO_BLKCIPHER | |
196 | select CRYPTO_MANAGER | |
197 | select CRYPTO_GF128MUL | |
198 | help | |
199 | XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain, | |
200 | key size 256, 384 or 512 bits. This implementation currently | |
201 | can't handle a sectorsize which is not a multiple of 16 bytes. | |
202 | ||
584fffc8 SS |
203 | comment "Hash modes" |
204 | ||
205 | config CRYPTO_HMAC | |
206 | tristate "HMAC support" | |
207 | select CRYPTO_HASH | |
23e353c8 | 208 | select CRYPTO_MANAGER |
23e353c8 | 209 | help |
584fffc8 SS |
210 | HMAC: Keyed-Hashing for Message Authentication (RFC2104). |
211 | This is required for IPSec. | |
23e353c8 | 212 | |
584fffc8 SS |
213 | config CRYPTO_XCBC |
214 | tristate "XCBC support" | |
215 | depends on EXPERIMENTAL | |
216 | select CRYPTO_HASH | |
217 | select CRYPTO_MANAGER | |
76cb9521 | 218 | help |
584fffc8 SS |
219 | XCBC: Keyed-Hashing with encryption algorithm |
220 | http://www.ietf.org/rfc/rfc3566.txt | |
221 | http://csrc.nist.gov/encryption/modes/proposedmodes/ | |
222 | xcbc-mac/xcbc-mac-spec.pdf | |
76cb9521 | 223 | |
584fffc8 | 224 | comment "Digest" |
28db8e3e | 225 | |
584fffc8 SS |
226 | config CRYPTO_CRC32C |
227 | tristate "CRC32c CRC algorithm" | |
5773a3e6 | 228 | select CRYPTO_HASH |
584fffc8 | 229 | select LIBCRC32C |
4a49b499 | 230 | help |
584fffc8 SS |
231 | Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used |
232 | by iSCSI for header and data digests and by others. | |
233 | See Castagnoli93. This implementation uses lib/libcrc32c. | |
b6d44341 | 234 | Module will be crc32c. |
4a49b499 | 235 | |
8cb51ba8 AZ |
236 | config CRYPTO_CRC32C_INTEL |
237 | tristate "CRC32c INTEL hardware acceleration" | |
238 | depends on X86 | |
239 | select CRYPTO_HASH | |
240 | help | |
241 | In Intel processor with SSE4.2 supported, the processor will | |
242 | support CRC32C implementation using hardware accelerated CRC32 | |
243 | instruction. This option will create 'crc32c-intel' module, | |
244 | which will enable any routine to use the CRC32 instruction to | |
245 | gain performance compared with software implementation. | |
246 | Module will be crc32c-intel. | |
247 | ||
584fffc8 SS |
248 | config CRYPTO_MD4 |
249 | tristate "MD4 digest algorithm" | |
250 | select CRYPTO_ALGAPI | |
124b53d0 | 251 | help |
584fffc8 | 252 | MD4 message digest algorithm (RFC1320). |
124b53d0 | 253 | |
584fffc8 SS |
254 | config CRYPTO_MD5 |
255 | tristate "MD5 digest algorithm" | |
cce9e06d | 256 | select CRYPTO_ALGAPI |
1da177e4 | 257 | help |
584fffc8 | 258 | MD5 message digest algorithm (RFC1321). |
1da177e4 | 259 | |
584fffc8 SS |
260 | config CRYPTO_MICHAEL_MIC |
261 | tristate "Michael MIC keyed digest algorithm" | |
90831639 | 262 | select CRYPTO_ALGAPI |
90831639 | 263 | help |
584fffc8 SS |
264 | Michael MIC is used for message integrity protection in TKIP |
265 | (IEEE 802.11i). This algorithm is required for TKIP, but it | |
266 | should not be used for other purposes because of the weakness | |
267 | of the algorithm. | |
90831639 | 268 | |
82798f90 | 269 | config CRYPTO_RMD128 |
b6d44341 AB |
270 | tristate "RIPEMD-128 digest algorithm" |
271 | select CRYPTO_ALGAPI | |
272 | help | |
273 | RIPEMD-128 (ISO/IEC 10118-3:2004). | |
82798f90 | 274 | |
b6d44341 AB |
275 | RIPEMD-128 is a 128-bit cryptographic hash function. It should only |
276 | to be used as a secure replacement for RIPEMD. For other use cases | |
277 | RIPEMD-160 should be used. | |
82798f90 | 278 | |
b6d44341 AB |
279 | Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
280 | See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> | |
82798f90 AKR |
281 | |
282 | config CRYPTO_RMD160 | |
b6d44341 AB |
283 | tristate "RIPEMD-160 digest algorithm" |
284 | select CRYPTO_ALGAPI | |
285 | help | |
286 | RIPEMD-160 (ISO/IEC 10118-3:2004). | |
82798f90 | 287 | |
b6d44341 AB |
288 | RIPEMD-160 is a 160-bit cryptographic hash function. It is intended |
289 | to be used as a secure replacement for the 128-bit hash functions | |
290 | MD4, MD5 and it's predecessor RIPEMD | |
291 | (not to be confused with RIPEMD-128). | |
82798f90 | 292 | |
b6d44341 AB |
293 | It's speed is comparable to SHA1 and there are no known attacks |
294 | against RIPEMD-160. | |
534fe2c1 | 295 | |
b6d44341 AB |
296 | Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
297 | See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> | |
534fe2c1 AKR |
298 | |
299 | config CRYPTO_RMD256 | |
b6d44341 AB |
300 | tristate "RIPEMD-256 digest algorithm" |
301 | select CRYPTO_ALGAPI | |
302 | help | |
303 | RIPEMD-256 is an optional extension of RIPEMD-128 with a | |
304 | 256 bit hash. It is intended for applications that require | |
305 | longer hash-results, without needing a larger security level | |
306 | (than RIPEMD-128). | |
534fe2c1 | 307 | |
b6d44341 AB |
308 | Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
309 | See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> | |
534fe2c1 AKR |
310 | |
311 | config CRYPTO_RMD320 | |
b6d44341 AB |
312 | tristate "RIPEMD-320 digest algorithm" |
313 | select CRYPTO_ALGAPI | |
314 | help | |
315 | RIPEMD-320 is an optional extension of RIPEMD-160 with a | |
316 | 320 bit hash. It is intended for applications that require | |
317 | longer hash-results, without needing a larger security level | |
318 | (than RIPEMD-160). | |
534fe2c1 | 319 | |
b6d44341 AB |
320 | Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
321 | See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> | |
82798f90 | 322 | |
584fffc8 SS |
323 | config CRYPTO_SHA1 |
324 | tristate "SHA1 digest algorithm" | |
cce9e06d | 325 | select CRYPTO_ALGAPI |
1da177e4 | 326 | help |
584fffc8 | 327 | SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2). |
1da177e4 | 328 | |
584fffc8 SS |
329 | config CRYPTO_SHA256 |
330 | tristate "SHA224 and SHA256 digest algorithm" | |
cce9e06d | 331 | select CRYPTO_ALGAPI |
1da177e4 | 332 | help |
584fffc8 | 333 | SHA256 secure hash standard (DFIPS 180-2). |
1da177e4 | 334 | |
584fffc8 SS |
335 | This version of SHA implements a 256 bit hash with 128 bits of |
336 | security against collision attacks. | |
2729bb42 | 337 | |
b6d44341 AB |
338 | This code also includes SHA-224, a 224 bit hash with 112 bits |
339 | of security against collision attacks. | |
584fffc8 SS |
340 | |
341 | config CRYPTO_SHA512 | |
342 | tristate "SHA384 and SHA512 digest algorithms" | |
cce9e06d | 343 | select CRYPTO_ALGAPI |
b9f535ff | 344 | help |
584fffc8 | 345 | SHA512 secure hash standard (DFIPS 180-2). |
b9f535ff | 346 | |
584fffc8 SS |
347 | This version of SHA implements a 512 bit hash with 256 bits of |
348 | security against collision attacks. | |
b9f535ff | 349 | |
584fffc8 SS |
350 | This code also includes SHA-384, a 384 bit hash with 192 bits |
351 | of security against collision attacks. | |
b9f535ff | 352 | |
584fffc8 SS |
353 | config CRYPTO_TGR192 |
354 | tristate "Tiger digest algorithms" | |
cce9e06d | 355 | select CRYPTO_ALGAPI |
eaf44088 | 356 | help |
584fffc8 | 357 | Tiger hash algorithm 192, 160 and 128-bit hashes |
eaf44088 | 358 | |
584fffc8 SS |
359 | Tiger is a hash function optimized for 64-bit processors while |
360 | still having decent performance on 32-bit processors. | |
361 | Tiger was developed by Ross Anderson and Eli Biham. | |
eaf44088 JF |
362 | |
363 | See also: | |
584fffc8 | 364 | <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>. |
eaf44088 | 365 | |
584fffc8 SS |
366 | config CRYPTO_WP512 |
367 | tristate "Whirlpool digest algorithms" | |
cce9e06d | 368 | select CRYPTO_ALGAPI |
1da177e4 | 369 | help |
584fffc8 | 370 | Whirlpool hash algorithm 512, 384 and 256-bit hashes |
1da177e4 | 371 | |
584fffc8 SS |
372 | Whirlpool-512 is part of the NESSIE cryptographic primitives. |
373 | Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard | |
1da177e4 LT |
374 | |
375 | See also: | |
584fffc8 SS |
376 | <http://planeta.terra.com.br/informatica/paulobarreto/WhirlpoolPage.html> |
377 | ||
378 | comment "Ciphers" | |
1da177e4 LT |
379 | |
380 | config CRYPTO_AES | |
381 | tristate "AES cipher algorithms" | |
cce9e06d | 382 | select CRYPTO_ALGAPI |
1da177e4 | 383 | help |
584fffc8 | 384 | AES cipher algorithms (FIPS-197). AES uses the Rijndael |
1da177e4 LT |
385 | algorithm. |
386 | ||
387 | Rijndael appears to be consistently a very good performer in | |
584fffc8 SS |
388 | both hardware and software across a wide range of computing |
389 | environments regardless of its use in feedback or non-feedback | |
390 | modes. Its key setup time is excellent, and its key agility is | |
391 | good. Rijndael's very low memory requirements make it very well | |
392 | suited for restricted-space environments, in which it also | |
393 | demonstrates excellent performance. Rijndael's operations are | |
394 | among the easiest to defend against power and timing attacks. | |
1da177e4 | 395 | |
584fffc8 | 396 | The AES specifies three key sizes: 128, 192 and 256 bits |
1da177e4 LT |
397 | |
398 | See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information. | |
399 | ||
400 | config CRYPTO_AES_586 | |
401 | tristate "AES cipher algorithms (i586)" | |
cce9e06d HX |
402 | depends on (X86 || UML_X86) && !64BIT |
403 | select CRYPTO_ALGAPI | |
5157dea8 | 404 | select CRYPTO_AES |
1da177e4 | 405 | help |
584fffc8 | 406 | AES cipher algorithms (FIPS-197). AES uses the Rijndael |
1da177e4 LT |
407 | algorithm. |
408 | ||
409 | Rijndael appears to be consistently a very good performer in | |
584fffc8 SS |
410 | both hardware and software across a wide range of computing |
411 | environments regardless of its use in feedback or non-feedback | |
412 | modes. Its key setup time is excellent, and its key agility is | |
413 | good. Rijndael's very low memory requirements make it very well | |
414 | suited for restricted-space environments, in which it also | |
415 | demonstrates excellent performance. Rijndael's operations are | |
416 | among the easiest to defend against power and timing attacks. | |
1da177e4 | 417 | |
584fffc8 | 418 | The AES specifies three key sizes: 128, 192 and 256 bits |
a2a892a2 AS |
419 | |
420 | See <http://csrc.nist.gov/encryption/aes/> for more information. | |
421 | ||
422 | config CRYPTO_AES_X86_64 | |
423 | tristate "AES cipher algorithms (x86_64)" | |
cce9e06d HX |
424 | depends on (X86 || UML_X86) && 64BIT |
425 | select CRYPTO_ALGAPI | |
81190b32 | 426 | select CRYPTO_AES |
a2a892a2 | 427 | help |
584fffc8 | 428 | AES cipher algorithms (FIPS-197). AES uses the Rijndael |
a2a892a2 AS |
429 | algorithm. |
430 | ||
431 | Rijndael appears to be consistently a very good performer in | |
584fffc8 SS |
432 | both hardware and software across a wide range of computing |
433 | environments regardless of its use in feedback or non-feedback | |
434 | modes. Its key setup time is excellent, and its key agility is | |
435 | good. Rijndael's very low memory requirements make it very well | |
436 | suited for restricted-space environments, in which it also | |
437 | demonstrates excellent performance. Rijndael's operations are | |
438 | among the easiest to defend against power and timing attacks. | |
a2a892a2 | 439 | |
584fffc8 | 440 | The AES specifies three key sizes: 128, 192 and 256 bits |
1da177e4 LT |
441 | |
442 | See <http://csrc.nist.gov/encryption/aes/> for more information. | |
443 | ||
584fffc8 SS |
444 | config CRYPTO_ANUBIS |
445 | tristate "Anubis cipher algorithm" | |
446 | select CRYPTO_ALGAPI | |
447 | help | |
448 | Anubis cipher algorithm. | |
449 | ||
450 | Anubis is a variable key length cipher which can use keys from | |
451 | 128 bits to 320 bits in length. It was evaluated as a entrant | |
452 | in the NESSIE competition. | |
453 | ||
454 | See also: | |
455 | <https://www.cosic.esat.kuleuven.ac.be/nessie/reports/> | |
456 | <http://planeta.terra.com.br/informatica/paulobarreto/AnubisPage.html> | |
457 | ||
458 | config CRYPTO_ARC4 | |
459 | tristate "ARC4 cipher algorithm" | |
460 | select CRYPTO_ALGAPI | |
461 | help | |
462 | ARC4 cipher algorithm. | |
463 | ||
464 | ARC4 is a stream cipher using keys ranging from 8 bits to 2048 | |
465 | bits in length. This algorithm is required for driver-based | |
466 | WEP, but it should not be for other purposes because of the | |
467 | weakness of the algorithm. | |
468 | ||
469 | config CRYPTO_BLOWFISH | |
470 | tristate "Blowfish cipher algorithm" | |
471 | select CRYPTO_ALGAPI | |
472 | help | |
473 | Blowfish cipher algorithm, by Bruce Schneier. | |
474 | ||
475 | This is a variable key length cipher which can use keys from 32 | |
476 | bits to 448 bits in length. It's fast, simple and specifically | |
477 | designed for use on "large microprocessors". | |
478 | ||
479 | See also: | |
480 | <http://www.schneier.com/blowfish.html> | |
481 | ||
482 | config CRYPTO_CAMELLIA | |
483 | tristate "Camellia cipher algorithms" | |
484 | depends on CRYPTO | |
485 | select CRYPTO_ALGAPI | |
486 | help | |
487 | Camellia cipher algorithms module. | |
488 | ||
489 | Camellia is a symmetric key block cipher developed jointly | |
490 | at NTT and Mitsubishi Electric Corporation. | |
491 | ||
492 | The Camellia specifies three key sizes: 128, 192 and 256 bits. | |
493 | ||
494 | See also: | |
495 | <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html> | |
496 | ||
1da177e4 LT |
497 | config CRYPTO_CAST5 |
498 | tristate "CAST5 (CAST-128) cipher algorithm" | |
cce9e06d | 499 | select CRYPTO_ALGAPI |
1da177e4 LT |
500 | help |
501 | The CAST5 encryption algorithm (synonymous with CAST-128) is | |
502 | described in RFC2144. | |
503 | ||
504 | config CRYPTO_CAST6 | |
505 | tristate "CAST6 (CAST-256) cipher algorithm" | |
cce9e06d | 506 | select CRYPTO_ALGAPI |
1da177e4 LT |
507 | help |
508 | The CAST6 encryption algorithm (synonymous with CAST-256) is | |
509 | described in RFC2612. | |
510 | ||
584fffc8 SS |
511 | config CRYPTO_DES |
512 | tristate "DES and Triple DES EDE cipher algorithms" | |
cce9e06d | 513 | select CRYPTO_ALGAPI |
1da177e4 | 514 | help |
584fffc8 | 515 | DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3). |
fb4f10ed | 516 | |
584fffc8 SS |
517 | config CRYPTO_FCRYPT |
518 | tristate "FCrypt cipher algorithm" | |
cce9e06d | 519 | select CRYPTO_ALGAPI |
584fffc8 | 520 | select CRYPTO_BLKCIPHER |
1da177e4 | 521 | help |
584fffc8 | 522 | FCrypt algorithm used by RxRPC. |
1da177e4 LT |
523 | |
524 | config CRYPTO_KHAZAD | |
525 | tristate "Khazad cipher algorithm" | |
cce9e06d | 526 | select CRYPTO_ALGAPI |
1da177e4 LT |
527 | help |
528 | Khazad cipher algorithm. | |
529 | ||
530 | Khazad was a finalist in the initial NESSIE competition. It is | |
531 | an algorithm optimized for 64-bit processors with good performance | |
532 | on 32-bit processors. Khazad uses an 128 bit key size. | |
533 | ||
534 | See also: | |
535 | <http://planeta.terra.com.br/informatica/paulobarreto/KhazadPage.html> | |
536 | ||
2407d608 TSH |
537 | config CRYPTO_SALSA20 |
538 | tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)" | |
539 | depends on EXPERIMENTAL | |
540 | select CRYPTO_BLKCIPHER | |
541 | help | |
542 | Salsa20 stream cipher algorithm. | |
543 | ||
544 | Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT | |
545 | Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/> | |
974e4b75 TSH |
546 | |
547 | The Salsa20 stream cipher algorithm is designed by Daniel J. | |
548 | Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html> | |
549 | ||
550 | config CRYPTO_SALSA20_586 | |
551 | tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)" | |
552 | depends on (X86 || UML_X86) && !64BIT | |
553 | depends on EXPERIMENTAL | |
554 | select CRYPTO_BLKCIPHER | |
974e4b75 TSH |
555 | help |
556 | Salsa20 stream cipher algorithm. | |
557 | ||
558 | Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT | |
559 | Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/> | |
9a7dafbb TSH |
560 | |
561 | The Salsa20 stream cipher algorithm is designed by Daniel J. | |
562 | Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html> | |
563 | ||
564 | config CRYPTO_SALSA20_X86_64 | |
565 | tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)" | |
566 | depends on (X86 || UML_X86) && 64BIT | |
567 | depends on EXPERIMENTAL | |
568 | select CRYPTO_BLKCIPHER | |
9a7dafbb TSH |
569 | help |
570 | Salsa20 stream cipher algorithm. | |
571 | ||
572 | Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT | |
573 | Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/> | |
2407d608 TSH |
574 | |
575 | The Salsa20 stream cipher algorithm is designed by Daniel J. | |
576 | Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html> | |
1da177e4 | 577 | |
584fffc8 SS |
578 | config CRYPTO_SEED |
579 | tristate "SEED cipher algorithm" | |
cce9e06d | 580 | select CRYPTO_ALGAPI |
1da177e4 | 581 | help |
584fffc8 | 582 | SEED cipher algorithm (RFC4269). |
1da177e4 | 583 | |
584fffc8 SS |
584 | SEED is a 128-bit symmetric key block cipher that has been |
585 | developed by KISA (Korea Information Security Agency) as a | |
586 | national standard encryption algorithm of the Republic of Korea. | |
587 | It is a 16 round block cipher with the key size of 128 bit. | |
588 | ||
589 | See also: | |
590 | <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp> | |
591 | ||
592 | config CRYPTO_SERPENT | |
593 | tristate "Serpent cipher algorithm" | |
cce9e06d | 594 | select CRYPTO_ALGAPI |
1da177e4 | 595 | help |
584fffc8 | 596 | Serpent cipher algorithm, by Anderson, Biham & Knudsen. |
1da177e4 | 597 | |
584fffc8 SS |
598 | Keys are allowed to be from 0 to 256 bits in length, in steps |
599 | of 8 bits. Also includes the 'Tnepres' algorithm, a reversed | |
600 | variant of Serpent for compatibility with old kerneli.org code. | |
601 | ||
602 | See also: | |
603 | <http://www.cl.cam.ac.uk/~rja14/serpent.html> | |
604 | ||
605 | config CRYPTO_TEA | |
606 | tristate "TEA, XTEA and XETA cipher algorithms" | |
cce9e06d | 607 | select CRYPTO_ALGAPI |
1da177e4 | 608 | help |
584fffc8 | 609 | TEA cipher algorithm. |
1da177e4 | 610 | |
584fffc8 SS |
611 | Tiny Encryption Algorithm is a simple cipher that uses |
612 | many rounds for security. It is very fast and uses | |
613 | little memory. | |
614 | ||
615 | Xtendend Tiny Encryption Algorithm is a modification to | |
616 | the TEA algorithm to address a potential key weakness | |
617 | in the TEA algorithm. | |
618 | ||
619 | Xtendend Encryption Tiny Algorithm is a mis-implementation | |
620 | of the XTEA algorithm for compatibility purposes. | |
621 | ||
622 | config CRYPTO_TWOFISH | |
623 | tristate "Twofish cipher algorithm" | |
04ac7db3 | 624 | select CRYPTO_ALGAPI |
584fffc8 | 625 | select CRYPTO_TWOFISH_COMMON |
04ac7db3 | 626 | help |
584fffc8 | 627 | Twofish cipher algorithm. |
04ac7db3 | 628 | |
584fffc8 SS |
629 | Twofish was submitted as an AES (Advanced Encryption Standard) |
630 | candidate cipher by researchers at CounterPane Systems. It is a | |
631 | 16 round block cipher supporting key sizes of 128, 192, and 256 | |
632 | bits. | |
04ac7db3 | 633 | |
584fffc8 SS |
634 | See also: |
635 | <http://www.schneier.com/twofish.html> | |
636 | ||
637 | config CRYPTO_TWOFISH_COMMON | |
638 | tristate | |
639 | help | |
640 | Common parts of the Twofish cipher algorithm shared by the | |
641 | generic c and the assembler implementations. | |
642 | ||
643 | config CRYPTO_TWOFISH_586 | |
644 | tristate "Twofish cipher algorithms (i586)" | |
645 | depends on (X86 || UML_X86) && !64BIT | |
646 | select CRYPTO_ALGAPI | |
647 | select CRYPTO_TWOFISH_COMMON | |
648 | help | |
649 | Twofish cipher algorithm. | |
650 | ||
651 | Twofish was submitted as an AES (Advanced Encryption Standard) | |
652 | candidate cipher by researchers at CounterPane Systems. It is a | |
653 | 16 round block cipher supporting key sizes of 128, 192, and 256 | |
654 | bits. | |
04ac7db3 NT |
655 | |
656 | See also: | |
584fffc8 | 657 | <http://www.schneier.com/twofish.html> |
04ac7db3 | 658 | |
584fffc8 SS |
659 | config CRYPTO_TWOFISH_X86_64 |
660 | tristate "Twofish cipher algorithm (x86_64)" | |
661 | depends on (X86 || UML_X86) && 64BIT | |
cce9e06d | 662 | select CRYPTO_ALGAPI |
584fffc8 | 663 | select CRYPTO_TWOFISH_COMMON |
1da177e4 | 664 | help |
584fffc8 | 665 | Twofish cipher algorithm (x86_64). |
1da177e4 | 666 | |
584fffc8 SS |
667 | Twofish was submitted as an AES (Advanced Encryption Standard) |
668 | candidate cipher by researchers at CounterPane Systems. It is a | |
669 | 16 round block cipher supporting key sizes of 128, 192, and 256 | |
670 | bits. | |
671 | ||
672 | See also: | |
673 | <http://www.schneier.com/twofish.html> | |
674 | ||
675 | comment "Compression" | |
676 | ||
677 | config CRYPTO_DEFLATE | |
678 | tristate "Deflate compression algorithm" | |
679 | select CRYPTO_ALGAPI | |
680 | select ZLIB_INFLATE | |
681 | select ZLIB_DEFLATE | |
3c09f17c | 682 | help |
584fffc8 SS |
683 | This is the Deflate algorithm (RFC1951), specified for use in |
684 | IPSec with the IPCOMP protocol (RFC3173, RFC2394). | |
685 | ||
686 | You will most probably want this if using IPSec. | |
3c09f17c | 687 | |
0b77abb3 ZS |
688 | config CRYPTO_LZO |
689 | tristate "LZO compression algorithm" | |
690 | select CRYPTO_ALGAPI | |
691 | select LZO_COMPRESS | |
692 | select LZO_DECOMPRESS | |
693 | help | |
694 | This is the LZO algorithm. | |
695 | ||
17f0f4a4 NH |
696 | comment "Random Number Generation" |
697 | ||
698 | config CRYPTO_ANSI_CPRNG | |
699 | tristate "Pseudo Random Number Generation for Cryptographic modules" | |
700 | select CRYPTO_AES | |
701 | select CRYPTO_RNG | |
702 | select CRYPTO_FIPS | |
703 | help | |
704 | This option enables the generic pseudo random number generator | |
705 | for cryptographic modules. Uses the Algorithm specified in | |
706 | ANSI X9.31 A.2.4 | |
707 | ||
1da177e4 | 708 | source "drivers/crypto/Kconfig" |
1da177e4 | 709 | |
cce9e06d | 710 | endif # if CRYPTO |