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Commit | Line | Data |
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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 | |
6a0fcbb4 | 34 | select CRYPTO_ALGAPI2 |
cce9e06d HX |
35 | help |
36 | This option provides the API for cryptographic algorithms. | |
37 | ||
6a0fcbb4 HX |
38 | config CRYPTO_ALGAPI2 |
39 | tristate | |
40 | ||
1ae97820 HX |
41 | config CRYPTO_AEAD |
42 | tristate | |
6a0fcbb4 | 43 | select CRYPTO_AEAD2 |
1ae97820 HX |
44 | select CRYPTO_ALGAPI |
45 | ||
6a0fcbb4 HX |
46 | config CRYPTO_AEAD2 |
47 | tristate | |
48 | select CRYPTO_ALGAPI2 | |
49 | ||
5cde0af2 HX |
50 | config CRYPTO_BLKCIPHER |
51 | tristate | |
6a0fcbb4 | 52 | select CRYPTO_BLKCIPHER2 |
5cde0af2 | 53 | select CRYPTO_ALGAPI |
6a0fcbb4 HX |
54 | |
55 | config CRYPTO_BLKCIPHER2 | |
56 | tristate | |
57 | select CRYPTO_ALGAPI2 | |
58 | select CRYPTO_RNG2 | |
5cde0af2 | 59 | |
055bcee3 HX |
60 | config CRYPTO_HASH |
61 | tristate | |
6a0fcbb4 | 62 | select CRYPTO_HASH2 |
055bcee3 HX |
63 | select CRYPTO_ALGAPI |
64 | ||
6a0fcbb4 HX |
65 | config CRYPTO_HASH2 |
66 | tristate | |
67 | select CRYPTO_ALGAPI2 | |
68 | ||
17f0f4a4 NH |
69 | config CRYPTO_RNG |
70 | tristate | |
6a0fcbb4 | 71 | select CRYPTO_RNG2 |
17f0f4a4 NH |
72 | select CRYPTO_ALGAPI |
73 | ||
6a0fcbb4 HX |
74 | config CRYPTO_RNG2 |
75 | tristate | |
76 | select CRYPTO_ALGAPI2 | |
77 | ||
2b8c19db HX |
78 | config CRYPTO_MANAGER |
79 | tristate "Cryptographic algorithm manager" | |
6a0fcbb4 | 80 | select CRYPTO_MANAGER2 |
2b8c19db HX |
81 | help |
82 | Create default cryptographic template instantiations such as | |
83 | cbc(aes). | |
84 | ||
6a0fcbb4 HX |
85 | config CRYPTO_MANAGER2 |
86 | def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y) | |
87 | select CRYPTO_AEAD2 | |
88 | select CRYPTO_HASH2 | |
89 | select CRYPTO_BLKCIPHER2 | |
90 | ||
584fffc8 SS |
91 | config CRYPTO_GF128MUL |
92 | tristate "GF(2^128) multiplication functions (EXPERIMENTAL)" | |
333b0d7e | 93 | depends on EXPERIMENTAL |
333b0d7e | 94 | help |
584fffc8 SS |
95 | Efficient table driven implementation of multiplications in the |
96 | field GF(2^128). This is needed by some cypher modes. This | |
97 | option will be selected automatically if you select such a | |
98 | cipher mode. Only select this option by hand if you expect to load | |
99 | an external module that requires these functions. | |
333b0d7e | 100 | |
1da177e4 LT |
101 | config CRYPTO_NULL |
102 | tristate "Null algorithms" | |
cce9e06d | 103 | select CRYPTO_ALGAPI |
c8620c25 | 104 | select CRYPTO_BLKCIPHER |
1da177e4 LT |
105 | help |
106 | These are 'Null' algorithms, used by IPsec, which do nothing. | |
107 | ||
584fffc8 SS |
108 | config CRYPTO_CRYPTD |
109 | tristate "Software async crypto daemon" | |
110 | select CRYPTO_BLKCIPHER | |
b8a28251 | 111 | select CRYPTO_HASH |
584fffc8 | 112 | select CRYPTO_MANAGER |
1da177e4 | 113 | help |
584fffc8 SS |
114 | This is a generic software asynchronous crypto daemon that |
115 | converts an arbitrary synchronous software crypto algorithm | |
116 | into an asynchronous algorithm that executes in a kernel thread. | |
1da177e4 | 117 | |
584fffc8 SS |
118 | config CRYPTO_AUTHENC |
119 | tristate "Authenc support" | |
120 | select CRYPTO_AEAD | |
121 | select CRYPTO_BLKCIPHER | |
122 | select CRYPTO_MANAGER | |
123 | select CRYPTO_HASH | |
1da177e4 | 124 | help |
584fffc8 SS |
125 | Authenc: Combined mode wrapper for IPsec. |
126 | This is required for IPSec. | |
1da177e4 | 127 | |
584fffc8 SS |
128 | config CRYPTO_TEST |
129 | tristate "Testing module" | |
130 | depends on m | |
da7f033d | 131 | select CRYPTO_MANAGER |
1da177e4 | 132 | help |
584fffc8 | 133 | Quick & dirty crypto test module. |
1da177e4 | 134 | |
584fffc8 | 135 | comment "Authenticated Encryption with Associated Data" |
cd12fb90 | 136 | |
584fffc8 SS |
137 | config CRYPTO_CCM |
138 | tristate "CCM support" | |
139 | select CRYPTO_CTR | |
140 | select CRYPTO_AEAD | |
1da177e4 | 141 | help |
584fffc8 | 142 | Support for Counter with CBC MAC. Required for IPsec. |
1da177e4 | 143 | |
584fffc8 SS |
144 | config CRYPTO_GCM |
145 | tristate "GCM/GMAC support" | |
146 | select CRYPTO_CTR | |
147 | select CRYPTO_AEAD | |
148 | select CRYPTO_GF128MUL | |
1da177e4 | 149 | help |
584fffc8 SS |
150 | Support for Galois/Counter Mode (GCM) and Galois Message |
151 | Authentication Code (GMAC). Required for IPSec. | |
1da177e4 | 152 | |
584fffc8 SS |
153 | config CRYPTO_SEQIV |
154 | tristate "Sequence Number IV Generator" | |
155 | select CRYPTO_AEAD | |
156 | select CRYPTO_BLKCIPHER | |
a0f000ec | 157 | select CRYPTO_RNG |
1da177e4 | 158 | help |
584fffc8 SS |
159 | This IV generator generates an IV based on a sequence number by |
160 | xoring it with a salt. This algorithm is mainly useful for CTR | |
1da177e4 | 161 | |
584fffc8 | 162 | comment "Block modes" |
c494e070 | 163 | |
584fffc8 SS |
164 | config CRYPTO_CBC |
165 | tristate "CBC support" | |
db131ef9 | 166 | select CRYPTO_BLKCIPHER |
43518407 | 167 | select CRYPTO_MANAGER |
db131ef9 | 168 | help |
584fffc8 SS |
169 | CBC: Cipher Block Chaining mode |
170 | This block cipher algorithm is required for IPSec. | |
db131ef9 | 171 | |
584fffc8 SS |
172 | config CRYPTO_CTR |
173 | tristate "CTR support" | |
db131ef9 | 174 | select CRYPTO_BLKCIPHER |
584fffc8 | 175 | select CRYPTO_SEQIV |
43518407 | 176 | select CRYPTO_MANAGER |
db131ef9 | 177 | help |
584fffc8 | 178 | CTR: Counter mode |
db131ef9 HX |
179 | This block cipher algorithm is required for IPSec. |
180 | ||
584fffc8 SS |
181 | config CRYPTO_CTS |
182 | tristate "CTS support" | |
183 | select CRYPTO_BLKCIPHER | |
184 | help | |
185 | CTS: Cipher Text Stealing | |
186 | This is the Cipher Text Stealing mode as described by | |
187 | Section 8 of rfc2040 and referenced by rfc3962. | |
188 | (rfc3962 includes errata information in its Appendix A) | |
189 | This mode is required for Kerberos gss mechanism support | |
190 | for AES encryption. | |
191 | ||
192 | config CRYPTO_ECB | |
193 | tristate "ECB support" | |
91652be5 DH |
194 | select CRYPTO_BLKCIPHER |
195 | select CRYPTO_MANAGER | |
91652be5 | 196 | help |
584fffc8 SS |
197 | ECB: Electronic CodeBook mode |
198 | This is the simplest block cipher algorithm. It simply encrypts | |
199 | the input block by block. | |
91652be5 | 200 | |
64470f1b RS |
201 | config CRYPTO_LRW |
202 | tristate "LRW support (EXPERIMENTAL)" | |
203 | depends on EXPERIMENTAL | |
204 | select CRYPTO_BLKCIPHER | |
205 | select CRYPTO_MANAGER | |
206 | select CRYPTO_GF128MUL | |
207 | help | |
208 | LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable | |
209 | narrow block cipher mode for dm-crypt. Use it with cipher | |
210 | specification string aes-lrw-benbi, the key must be 256, 320 or 384. | |
211 | The first 128, 192 or 256 bits in the key are used for AES and the | |
212 | rest is used to tie each cipher block to its logical position. | |
213 | ||
584fffc8 SS |
214 | config CRYPTO_PCBC |
215 | tristate "PCBC support" | |
216 | select CRYPTO_BLKCIPHER | |
217 | select CRYPTO_MANAGER | |
218 | help | |
219 | PCBC: Propagating Cipher Block Chaining mode | |
220 | This block cipher algorithm is required for RxRPC. | |
221 | ||
f19f5111 RS |
222 | config CRYPTO_XTS |
223 | tristate "XTS support (EXPERIMENTAL)" | |
224 | depends on EXPERIMENTAL | |
225 | select CRYPTO_BLKCIPHER | |
226 | select CRYPTO_MANAGER | |
227 | select CRYPTO_GF128MUL | |
228 | help | |
229 | XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain, | |
230 | key size 256, 384 or 512 bits. This implementation currently | |
231 | can't handle a sectorsize which is not a multiple of 16 bytes. | |
232 | ||
584fffc8 SS |
233 | comment "Hash modes" |
234 | ||
235 | config CRYPTO_HMAC | |
236 | tristate "HMAC support" | |
237 | select CRYPTO_HASH | |
23e353c8 | 238 | select CRYPTO_MANAGER |
23e353c8 | 239 | help |
584fffc8 SS |
240 | HMAC: Keyed-Hashing for Message Authentication (RFC2104). |
241 | This is required for IPSec. | |
23e353c8 | 242 | |
584fffc8 SS |
243 | config CRYPTO_XCBC |
244 | tristate "XCBC support" | |
245 | depends on EXPERIMENTAL | |
246 | select CRYPTO_HASH | |
247 | select CRYPTO_MANAGER | |
76cb9521 | 248 | help |
584fffc8 SS |
249 | XCBC: Keyed-Hashing with encryption algorithm |
250 | http://www.ietf.org/rfc/rfc3566.txt | |
251 | http://csrc.nist.gov/encryption/modes/proposedmodes/ | |
252 | xcbc-mac/xcbc-mac-spec.pdf | |
76cb9521 | 253 | |
584fffc8 | 254 | comment "Digest" |
28db8e3e | 255 | |
584fffc8 SS |
256 | config CRYPTO_CRC32C |
257 | tristate "CRC32c CRC algorithm" | |
5773a3e6 | 258 | select CRYPTO_HASH |
4a49b499 | 259 | help |
584fffc8 SS |
260 | Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used |
261 | by iSCSI for header and data digests and by others. | |
69c35efc | 262 | See Castagnoli93. Module will be crc32c. |
4a49b499 | 263 | |
8cb51ba8 AZ |
264 | config CRYPTO_CRC32C_INTEL |
265 | tristate "CRC32c INTEL hardware acceleration" | |
266 | depends on X86 | |
267 | select CRYPTO_HASH | |
268 | help | |
269 | In Intel processor with SSE4.2 supported, the processor will | |
270 | support CRC32C implementation using hardware accelerated CRC32 | |
271 | instruction. This option will create 'crc32c-intel' module, | |
272 | which will enable any routine to use the CRC32 instruction to | |
273 | gain performance compared with software implementation. | |
274 | Module will be crc32c-intel. | |
275 | ||
584fffc8 SS |
276 | config CRYPTO_MD4 |
277 | tristate "MD4 digest algorithm" | |
278 | select CRYPTO_ALGAPI | |
124b53d0 | 279 | help |
584fffc8 | 280 | MD4 message digest algorithm (RFC1320). |
124b53d0 | 281 | |
584fffc8 SS |
282 | config CRYPTO_MD5 |
283 | tristate "MD5 digest algorithm" | |
cce9e06d | 284 | select CRYPTO_ALGAPI |
1da177e4 | 285 | help |
584fffc8 | 286 | MD5 message digest algorithm (RFC1321). |
1da177e4 | 287 | |
584fffc8 SS |
288 | config CRYPTO_MICHAEL_MIC |
289 | tristate "Michael MIC keyed digest algorithm" | |
90831639 | 290 | select CRYPTO_ALGAPI |
90831639 | 291 | help |
584fffc8 SS |
292 | Michael MIC is used for message integrity protection in TKIP |
293 | (IEEE 802.11i). This algorithm is required for TKIP, but it | |
294 | should not be used for other purposes because of the weakness | |
295 | of the algorithm. | |
90831639 | 296 | |
82798f90 | 297 | config CRYPTO_RMD128 |
b6d44341 AB |
298 | tristate "RIPEMD-128 digest algorithm" |
299 | select CRYPTO_ALGAPI | |
300 | help | |
301 | RIPEMD-128 (ISO/IEC 10118-3:2004). | |
82798f90 | 302 | |
b6d44341 AB |
303 | RIPEMD-128 is a 128-bit cryptographic hash function. It should only |
304 | to be used as a secure replacement for RIPEMD. For other use cases | |
305 | RIPEMD-160 should be used. | |
82798f90 | 306 | |
b6d44341 AB |
307 | Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
308 | See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> | |
82798f90 AKR |
309 | |
310 | config CRYPTO_RMD160 | |
b6d44341 AB |
311 | tristate "RIPEMD-160 digest algorithm" |
312 | select CRYPTO_ALGAPI | |
313 | help | |
314 | RIPEMD-160 (ISO/IEC 10118-3:2004). | |
82798f90 | 315 | |
b6d44341 AB |
316 | RIPEMD-160 is a 160-bit cryptographic hash function. It is intended |
317 | to be used as a secure replacement for the 128-bit hash functions | |
318 | MD4, MD5 and it's predecessor RIPEMD | |
319 | (not to be confused with RIPEMD-128). | |
82798f90 | 320 | |
b6d44341 AB |
321 | It's speed is comparable to SHA1 and there are no known attacks |
322 | against RIPEMD-160. | |
534fe2c1 | 323 | |
b6d44341 AB |
324 | Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
325 | See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> | |
534fe2c1 AKR |
326 | |
327 | config CRYPTO_RMD256 | |
b6d44341 AB |
328 | tristate "RIPEMD-256 digest algorithm" |
329 | select CRYPTO_ALGAPI | |
330 | help | |
331 | RIPEMD-256 is an optional extension of RIPEMD-128 with a | |
332 | 256 bit hash. It is intended for applications that require | |
333 | longer hash-results, without needing a larger security level | |
334 | (than RIPEMD-128). | |
534fe2c1 | 335 | |
b6d44341 AB |
336 | Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
337 | See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> | |
534fe2c1 AKR |
338 | |
339 | config CRYPTO_RMD320 | |
b6d44341 AB |
340 | tristate "RIPEMD-320 digest algorithm" |
341 | select CRYPTO_ALGAPI | |
342 | help | |
343 | RIPEMD-320 is an optional extension of RIPEMD-160 with a | |
344 | 320 bit hash. It is intended for applications that require | |
345 | longer hash-results, without needing a larger security level | |
346 | (than RIPEMD-160). | |
534fe2c1 | 347 | |
b6d44341 AB |
348 | Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel. |
349 | See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html> | |
82798f90 | 350 | |
584fffc8 SS |
351 | config CRYPTO_SHA1 |
352 | tristate "SHA1 digest algorithm" | |
cce9e06d | 353 | select CRYPTO_ALGAPI |
1da177e4 | 354 | help |
584fffc8 | 355 | SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2). |
1da177e4 | 356 | |
584fffc8 SS |
357 | config CRYPTO_SHA256 |
358 | tristate "SHA224 and SHA256 digest algorithm" | |
cce9e06d | 359 | select CRYPTO_ALGAPI |
1da177e4 | 360 | help |
584fffc8 | 361 | SHA256 secure hash standard (DFIPS 180-2). |
1da177e4 | 362 | |
584fffc8 SS |
363 | This version of SHA implements a 256 bit hash with 128 bits of |
364 | security against collision attacks. | |
2729bb42 | 365 | |
b6d44341 AB |
366 | This code also includes SHA-224, a 224 bit hash with 112 bits |
367 | of security against collision attacks. | |
584fffc8 SS |
368 | |
369 | config CRYPTO_SHA512 | |
370 | tristate "SHA384 and SHA512 digest algorithms" | |
cce9e06d | 371 | select CRYPTO_ALGAPI |
b9f535ff | 372 | help |
584fffc8 | 373 | SHA512 secure hash standard (DFIPS 180-2). |
b9f535ff | 374 | |
584fffc8 SS |
375 | This version of SHA implements a 512 bit hash with 256 bits of |
376 | security against collision attacks. | |
b9f535ff | 377 | |
584fffc8 SS |
378 | This code also includes SHA-384, a 384 bit hash with 192 bits |
379 | of security against collision attacks. | |
b9f535ff | 380 | |
584fffc8 SS |
381 | config CRYPTO_TGR192 |
382 | tristate "Tiger digest algorithms" | |
cce9e06d | 383 | select CRYPTO_ALGAPI |
eaf44088 | 384 | help |
584fffc8 | 385 | Tiger hash algorithm 192, 160 and 128-bit hashes |
eaf44088 | 386 | |
584fffc8 SS |
387 | Tiger is a hash function optimized for 64-bit processors while |
388 | still having decent performance on 32-bit processors. | |
389 | Tiger was developed by Ross Anderson and Eli Biham. | |
eaf44088 JF |
390 | |
391 | See also: | |
584fffc8 | 392 | <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>. |
eaf44088 | 393 | |
584fffc8 SS |
394 | config CRYPTO_WP512 |
395 | tristate "Whirlpool digest algorithms" | |
cce9e06d | 396 | select CRYPTO_ALGAPI |
1da177e4 | 397 | help |
584fffc8 | 398 | Whirlpool hash algorithm 512, 384 and 256-bit hashes |
1da177e4 | 399 | |
584fffc8 SS |
400 | Whirlpool-512 is part of the NESSIE cryptographic primitives. |
401 | Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard | |
1da177e4 LT |
402 | |
403 | See also: | |
584fffc8 SS |
404 | <http://planeta.terra.com.br/informatica/paulobarreto/WhirlpoolPage.html> |
405 | ||
406 | comment "Ciphers" | |
1da177e4 LT |
407 | |
408 | config CRYPTO_AES | |
409 | tristate "AES cipher algorithms" | |
cce9e06d | 410 | select CRYPTO_ALGAPI |
1da177e4 | 411 | help |
584fffc8 | 412 | AES cipher algorithms (FIPS-197). AES uses the Rijndael |
1da177e4 LT |
413 | algorithm. |
414 | ||
415 | Rijndael appears to be consistently a very good performer in | |
584fffc8 SS |
416 | both hardware and software across a wide range of computing |
417 | environments regardless of its use in feedback or non-feedback | |
418 | modes. Its key setup time is excellent, and its key agility is | |
419 | good. Rijndael's very low memory requirements make it very well | |
420 | suited for restricted-space environments, in which it also | |
421 | demonstrates excellent performance. Rijndael's operations are | |
422 | among the easiest to defend against power and timing attacks. | |
1da177e4 | 423 | |
584fffc8 | 424 | The AES specifies three key sizes: 128, 192 and 256 bits |
1da177e4 LT |
425 | |
426 | See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information. | |
427 | ||
428 | config CRYPTO_AES_586 | |
429 | tristate "AES cipher algorithms (i586)" | |
cce9e06d HX |
430 | depends on (X86 || UML_X86) && !64BIT |
431 | select CRYPTO_ALGAPI | |
5157dea8 | 432 | select CRYPTO_AES |
1da177e4 | 433 | help |
584fffc8 | 434 | AES cipher algorithms (FIPS-197). AES uses the Rijndael |
1da177e4 LT |
435 | algorithm. |
436 | ||
437 | Rijndael appears to be consistently a very good performer in | |
584fffc8 SS |
438 | both hardware and software across a wide range of computing |
439 | environments regardless of its use in feedback or non-feedback | |
440 | modes. Its key setup time is excellent, and its key agility is | |
441 | good. Rijndael's very low memory requirements make it very well | |
442 | suited for restricted-space environments, in which it also | |
443 | demonstrates excellent performance. Rijndael's operations are | |
444 | among the easiest to defend against power and timing attacks. | |
1da177e4 | 445 | |
584fffc8 | 446 | The AES specifies three key sizes: 128, 192 and 256 bits |
a2a892a2 AS |
447 | |
448 | See <http://csrc.nist.gov/encryption/aes/> for more information. | |
449 | ||
450 | config CRYPTO_AES_X86_64 | |
451 | tristate "AES cipher algorithms (x86_64)" | |
cce9e06d HX |
452 | depends on (X86 || UML_X86) && 64BIT |
453 | select CRYPTO_ALGAPI | |
81190b32 | 454 | select CRYPTO_AES |
a2a892a2 | 455 | help |
584fffc8 | 456 | AES cipher algorithms (FIPS-197). AES uses the Rijndael |
a2a892a2 AS |
457 | algorithm. |
458 | ||
459 | Rijndael appears to be consistently a very good performer in | |
584fffc8 SS |
460 | both hardware and software across a wide range of computing |
461 | environments regardless of its use in feedback or non-feedback | |
462 | modes. Its key setup time is excellent, and its key agility is | |
463 | good. Rijndael's very low memory requirements make it very well | |
464 | suited for restricted-space environments, in which it also | |
465 | demonstrates excellent performance. Rijndael's operations are | |
466 | among the easiest to defend against power and timing attacks. | |
a2a892a2 | 467 | |
584fffc8 | 468 | The AES specifies three key sizes: 128, 192 and 256 bits |
1da177e4 LT |
469 | |
470 | See <http://csrc.nist.gov/encryption/aes/> for more information. | |
471 | ||
584fffc8 SS |
472 | config CRYPTO_ANUBIS |
473 | tristate "Anubis cipher algorithm" | |
474 | select CRYPTO_ALGAPI | |
475 | help | |
476 | Anubis cipher algorithm. | |
477 | ||
478 | Anubis is a variable key length cipher which can use keys from | |
479 | 128 bits to 320 bits in length. It was evaluated as a entrant | |
480 | in the NESSIE competition. | |
481 | ||
482 | See also: | |
483 | <https://www.cosic.esat.kuleuven.ac.be/nessie/reports/> | |
484 | <http://planeta.terra.com.br/informatica/paulobarreto/AnubisPage.html> | |
485 | ||
486 | config CRYPTO_ARC4 | |
487 | tristate "ARC4 cipher algorithm" | |
488 | select CRYPTO_ALGAPI | |
489 | help | |
490 | ARC4 cipher algorithm. | |
491 | ||
492 | ARC4 is a stream cipher using keys ranging from 8 bits to 2048 | |
493 | bits in length. This algorithm is required for driver-based | |
494 | WEP, but it should not be for other purposes because of the | |
495 | weakness of the algorithm. | |
496 | ||
497 | config CRYPTO_BLOWFISH | |
498 | tristate "Blowfish cipher algorithm" | |
499 | select CRYPTO_ALGAPI | |
500 | help | |
501 | Blowfish cipher algorithm, by Bruce Schneier. | |
502 | ||
503 | This is a variable key length cipher which can use keys from 32 | |
504 | bits to 448 bits in length. It's fast, simple and specifically | |
505 | designed for use on "large microprocessors". | |
506 | ||
507 | See also: | |
508 | <http://www.schneier.com/blowfish.html> | |
509 | ||
510 | config CRYPTO_CAMELLIA | |
511 | tristate "Camellia cipher algorithms" | |
512 | depends on CRYPTO | |
513 | select CRYPTO_ALGAPI | |
514 | help | |
515 | Camellia cipher algorithms module. | |
516 | ||
517 | Camellia is a symmetric key block cipher developed jointly | |
518 | at NTT and Mitsubishi Electric Corporation. | |
519 | ||
520 | The Camellia specifies three key sizes: 128, 192 and 256 bits. | |
521 | ||
522 | See also: | |
523 | <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html> | |
524 | ||
1da177e4 LT |
525 | config CRYPTO_CAST5 |
526 | tristate "CAST5 (CAST-128) cipher algorithm" | |
cce9e06d | 527 | select CRYPTO_ALGAPI |
1da177e4 LT |
528 | help |
529 | The CAST5 encryption algorithm (synonymous with CAST-128) is | |
530 | described in RFC2144. | |
531 | ||
532 | config CRYPTO_CAST6 | |
533 | tristate "CAST6 (CAST-256) cipher algorithm" | |
cce9e06d | 534 | select CRYPTO_ALGAPI |
1da177e4 LT |
535 | help |
536 | The CAST6 encryption algorithm (synonymous with CAST-256) is | |
537 | described in RFC2612. | |
538 | ||
584fffc8 SS |
539 | config CRYPTO_DES |
540 | tristate "DES and Triple DES EDE cipher algorithms" | |
cce9e06d | 541 | select CRYPTO_ALGAPI |
1da177e4 | 542 | help |
584fffc8 | 543 | DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3). |
fb4f10ed | 544 | |
584fffc8 SS |
545 | config CRYPTO_FCRYPT |
546 | tristate "FCrypt cipher algorithm" | |
cce9e06d | 547 | select CRYPTO_ALGAPI |
584fffc8 | 548 | select CRYPTO_BLKCIPHER |
1da177e4 | 549 | help |
584fffc8 | 550 | FCrypt algorithm used by RxRPC. |
1da177e4 LT |
551 | |
552 | config CRYPTO_KHAZAD | |
553 | tristate "Khazad cipher algorithm" | |
cce9e06d | 554 | select CRYPTO_ALGAPI |
1da177e4 LT |
555 | help |
556 | Khazad cipher algorithm. | |
557 | ||
558 | Khazad was a finalist in the initial NESSIE competition. It is | |
559 | an algorithm optimized for 64-bit processors with good performance | |
560 | on 32-bit processors. Khazad uses an 128 bit key size. | |
561 | ||
562 | See also: | |
563 | <http://planeta.terra.com.br/informatica/paulobarreto/KhazadPage.html> | |
564 | ||
2407d608 TSH |
565 | config CRYPTO_SALSA20 |
566 | tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)" | |
567 | depends on EXPERIMENTAL | |
568 | select CRYPTO_BLKCIPHER | |
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/> | |
974e4b75 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> | |
577 | ||
578 | config CRYPTO_SALSA20_586 | |
579 | tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)" | |
580 | depends on (X86 || UML_X86) && !64BIT | |
581 | depends on EXPERIMENTAL | |
582 | select CRYPTO_BLKCIPHER | |
974e4b75 TSH |
583 | help |
584 | Salsa20 stream cipher algorithm. | |
585 | ||
586 | Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT | |
587 | Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/> | |
9a7dafbb TSH |
588 | |
589 | The Salsa20 stream cipher algorithm is designed by Daniel J. | |
590 | Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html> | |
591 | ||
592 | config CRYPTO_SALSA20_X86_64 | |
593 | tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)" | |
594 | depends on (X86 || UML_X86) && 64BIT | |
595 | depends on EXPERIMENTAL | |
596 | select CRYPTO_BLKCIPHER | |
9a7dafbb TSH |
597 | help |
598 | Salsa20 stream cipher algorithm. | |
599 | ||
600 | Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT | |
601 | Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/> | |
2407d608 TSH |
602 | |
603 | The Salsa20 stream cipher algorithm is designed by Daniel J. | |
604 | Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html> | |
1da177e4 | 605 | |
584fffc8 SS |
606 | config CRYPTO_SEED |
607 | tristate "SEED cipher algorithm" | |
cce9e06d | 608 | select CRYPTO_ALGAPI |
1da177e4 | 609 | help |
584fffc8 | 610 | SEED cipher algorithm (RFC4269). |
1da177e4 | 611 | |
584fffc8 SS |
612 | SEED is a 128-bit symmetric key block cipher that has been |
613 | developed by KISA (Korea Information Security Agency) as a | |
614 | national standard encryption algorithm of the Republic of Korea. | |
615 | It is a 16 round block cipher with the key size of 128 bit. | |
616 | ||
617 | See also: | |
618 | <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp> | |
619 | ||
620 | config CRYPTO_SERPENT | |
621 | tristate "Serpent cipher algorithm" | |
cce9e06d | 622 | select CRYPTO_ALGAPI |
1da177e4 | 623 | help |
584fffc8 | 624 | Serpent cipher algorithm, by Anderson, Biham & Knudsen. |
1da177e4 | 625 | |
584fffc8 SS |
626 | Keys are allowed to be from 0 to 256 bits in length, in steps |
627 | of 8 bits. Also includes the 'Tnepres' algorithm, a reversed | |
628 | variant of Serpent for compatibility with old kerneli.org code. | |
629 | ||
630 | See also: | |
631 | <http://www.cl.cam.ac.uk/~rja14/serpent.html> | |
632 | ||
633 | config CRYPTO_TEA | |
634 | tristate "TEA, XTEA and XETA cipher algorithms" | |
cce9e06d | 635 | select CRYPTO_ALGAPI |
1da177e4 | 636 | help |
584fffc8 | 637 | TEA cipher algorithm. |
1da177e4 | 638 | |
584fffc8 SS |
639 | Tiny Encryption Algorithm is a simple cipher that uses |
640 | many rounds for security. It is very fast and uses | |
641 | little memory. | |
642 | ||
643 | Xtendend Tiny Encryption Algorithm is a modification to | |
644 | the TEA algorithm to address a potential key weakness | |
645 | in the TEA algorithm. | |
646 | ||
647 | Xtendend Encryption Tiny Algorithm is a mis-implementation | |
648 | of the XTEA algorithm for compatibility purposes. | |
649 | ||
650 | config CRYPTO_TWOFISH | |
651 | tristate "Twofish cipher algorithm" | |
04ac7db3 | 652 | select CRYPTO_ALGAPI |
584fffc8 | 653 | select CRYPTO_TWOFISH_COMMON |
04ac7db3 | 654 | help |
584fffc8 | 655 | Twofish cipher algorithm. |
04ac7db3 | 656 | |
584fffc8 SS |
657 | Twofish was submitted as an AES (Advanced Encryption Standard) |
658 | candidate cipher by researchers at CounterPane Systems. It is a | |
659 | 16 round block cipher supporting key sizes of 128, 192, and 256 | |
660 | bits. | |
04ac7db3 | 661 | |
584fffc8 SS |
662 | See also: |
663 | <http://www.schneier.com/twofish.html> | |
664 | ||
665 | config CRYPTO_TWOFISH_COMMON | |
666 | tristate | |
667 | help | |
668 | Common parts of the Twofish cipher algorithm shared by the | |
669 | generic c and the assembler implementations. | |
670 | ||
671 | config CRYPTO_TWOFISH_586 | |
672 | tristate "Twofish cipher algorithms (i586)" | |
673 | depends on (X86 || UML_X86) && !64BIT | |
674 | select CRYPTO_ALGAPI | |
675 | select CRYPTO_TWOFISH_COMMON | |
676 | help | |
677 | Twofish cipher algorithm. | |
678 | ||
679 | Twofish was submitted as an AES (Advanced Encryption Standard) | |
680 | candidate cipher by researchers at CounterPane Systems. It is a | |
681 | 16 round block cipher supporting key sizes of 128, 192, and 256 | |
682 | bits. | |
04ac7db3 NT |
683 | |
684 | See also: | |
584fffc8 | 685 | <http://www.schneier.com/twofish.html> |
04ac7db3 | 686 | |
584fffc8 SS |
687 | config CRYPTO_TWOFISH_X86_64 |
688 | tristate "Twofish cipher algorithm (x86_64)" | |
689 | depends on (X86 || UML_X86) && 64BIT | |
cce9e06d | 690 | select CRYPTO_ALGAPI |
584fffc8 | 691 | select CRYPTO_TWOFISH_COMMON |
1da177e4 | 692 | help |
584fffc8 | 693 | Twofish cipher algorithm (x86_64). |
1da177e4 | 694 | |
584fffc8 SS |
695 | Twofish was submitted as an AES (Advanced Encryption Standard) |
696 | candidate cipher by researchers at CounterPane Systems. It is a | |
697 | 16 round block cipher supporting key sizes of 128, 192, and 256 | |
698 | bits. | |
699 | ||
700 | See also: | |
701 | <http://www.schneier.com/twofish.html> | |
702 | ||
703 | comment "Compression" | |
704 | ||
705 | config CRYPTO_DEFLATE | |
706 | tristate "Deflate compression algorithm" | |
707 | select CRYPTO_ALGAPI | |
708 | select ZLIB_INFLATE | |
709 | select ZLIB_DEFLATE | |
3c09f17c | 710 | help |
584fffc8 SS |
711 | This is the Deflate algorithm (RFC1951), specified for use in |
712 | IPSec with the IPCOMP protocol (RFC3173, RFC2394). | |
713 | ||
714 | You will most probably want this if using IPSec. | |
3c09f17c | 715 | |
0b77abb3 ZS |
716 | config CRYPTO_LZO |
717 | tristate "LZO compression algorithm" | |
718 | select CRYPTO_ALGAPI | |
719 | select LZO_COMPRESS | |
720 | select LZO_DECOMPRESS | |
721 | help | |
722 | This is the LZO algorithm. | |
723 | ||
17f0f4a4 NH |
724 | comment "Random Number Generation" |
725 | ||
726 | config CRYPTO_ANSI_CPRNG | |
727 | tristate "Pseudo Random Number Generation for Cryptographic modules" | |
728 | select CRYPTO_AES | |
729 | select CRYPTO_RNG | |
730 | select CRYPTO_FIPS | |
731 | help | |
732 | This option enables the generic pseudo random number generator | |
733 | for cryptographic modules. Uses the Algorithm specified in | |
734 | ANSI X9.31 A.2.4 | |
735 | ||
1da177e4 | 736 | source "drivers/crypto/Kconfig" |
1da177e4 | 737 | |
cce9e06d | 738 | endif # if CRYPTO |