²é¿´: 304  |  »Ø¸´: 1
±¾Ìû²úÉú 1 ¸ö LS-EPI £¬µã»÷ÕâÀï½øÐв鿴

chzg99

½ûÑÔ (ÕýʽдÊÖ)

±¾ÌûÄÚÈݱ»ÆÁ±Î

ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Paulwolf

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

·ÇÏßÐÔ¿ØÖÆÁìÓòÐÂÈËһö

ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
chzg99: ½ð±Ò+5, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2014-11-13 21:31:09
jssxh: LS-EPI+1, лл²ÎÓ룬Çë¼ÌÐø¹Ø×¢±¾°æ¿é 2014-11-14 09:53:06
A Fully Homomorphic Encryption Scheme with Better Key Size
×÷Õß:Chen, ZG (Chen Zhigang)[ 1,2,5 ] ; Wang, J (Wang Jian)[ 1 ] ; Zhang, ZN (Zhang ZengNian)[ 3 ] ; Song, XX (Song Xinxia)[ 4 ]
CHINA COMMUNICATIONS
¾í: 11  ÆÚ: 9  Ò³: 89-99
³ö°æÄê: SEP 2014
²é¿´ÆÚ¿¯ÐÅÏ¢
ÕªÒª
Fully homomorphic encryption is faced with two problems now. One is candidate fully homomorphic encryption schemes are few. Another is that the efficiency of fully homomorphic encryption is a big question. In this paper, we propose a fully homomorphic encryption scheme based on LWE, which has better key size. Our main contributions are: (1) According to the binary-LWE recently, we choose secret key from binary set and modify the basic encryption scheme proposed in Linder and Peikert in 2010. We propose a fully homomorphic encryption scheme based on the new basic encryption scheme. We analyze the correctness and give the proof of the security of our scheme. The public key, evaluation keys and tensored ciphertext have better size in our scheme. (2) Estimating parameters for fully homomorphic encryption scheme is an important work. We estimate the concert parameters for our scheme. We compare these parameters between our scheme and Bra12 scheme. Our scheme have public key and private key that smaller by a factor of about logq than in Bra12 scheme. Tensored ciphertext in our scheme is smaller by a factor of about log2q than in Bra12 scheme. Key switching matrix in our scheme is smaller by a factor of about log3q than in Bra12 scheme.
¹Ø¼ü´Ê
×÷Õ߹ؼü´Ê:fully homomorphic encryption; public key encryption; learning with error; concert parameters
×÷ÕßÐÅÏ¢
ͨѶ×÷ÕßµØÖ·: Chen, ZG (ͨѶ×÷Õß)
ÏÔʾÔöÇ¿×éÖ¯ÐÅÏ¢µÄÃû³Æ        Nanjing Univ Aeronaut & Astronaut, Coll Comp Sci & Technol, Nanjing 210016, Jiangsu, Peoples R China.
µØÖ·:
ÏÔʾÔöÇ¿×éÖ¯ÐÅÏ¢µÄÃû³Æ        [ 1 ] Nanjing Univ Aeronaut & Astronaut, Coll Comp Sci & Technol, Nanjing 210016, Jiangsu, Peoples R China
              [ 2 ] Zhejiang Wanli Univ, Coll Comp & Informat, Ningbo 315100, Zhejiang, Peoples R China
              [ 3 ] Zhejiang Wanli Univ, Fac Elect & Informat Engn, Ningbo 315100, Zhejiang, Peoples R China
              [ 4 ] Zhejiang Wanli Univ, Coll Jr, Ningbo 315100, Zhejiang, Peoples R China
ÏÔʾÔöÇ¿×éÖ¯ÐÅÏ¢µÄÃû³Æ        [ 5 ] Univ London, Informat Secur Grp, London WC1E 7HU, England
µç×ÓÓʼþµØÖ·:chzg99@21cn.com
»ù½ð×ÊÖúÖÂл
»ù½ð×ÊÖú»ú¹¹        ÊÚȨºÅ
Fund of Jiangsu Innovation Program for Graduate Education        
CXLX12_0162
Fundamental Research Funds for the Central Universities          
Ningbo Natural Science Foundation        
2012A610067
Chinese National Scholarship fund          
²é¿´»ù½ð×ÊÖúÐÅÏ¢   
³ö°æÉÌ
CHINA INST COMMUNICATIONS, NO 13 WEST CHANG AN AVENUE, BEIJING, 00000, PEOPLES R CHINA
Àà±ð / ·ÖÀà
Ñо¿·½Ïò:Telecommunications
Web of Science Àà±ð:Telecommunications
ÎÄÏ×ÐÅÏ¢
ÎÄÏ×ÀàÐÍ:Article
ÓïÖÖ:English
Èë²ØºÅ: WOS:000342397200008
ISSN: 1673-5447
ÆäËûÐÅÏ¢
IDS ºÅ: AP9JX
Web of Science ºËÐĺϼ¯ÖÐµÄ "ÒýÓõIJο¼ÎÄÏ×": 20
Web of Science ºËÐĺϼ¯ÖÐµÄ "±»ÒýƵ´Î": 0
2Â¥2014-11-13 21:20:19
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ chzg99 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Çóµ÷¼ÁÒ»Ö¾Ô¸Î人Àí¹¤´óѧ²ÄÁϹ¤³Ì£¨085601£© +3 WW.' 2026-03-23 5/250 2026-03-23 17:18 by ·ãÒíljj
[¿¼ÑÐ] 291 Çóµ÷¼Á +4 »¯¹¤2026½ì±ÏÒµÉ 2026-03-21 5/250 2026-03-23 16:46 by »¯¹¤2026½ì±ÏÒµÉ
[¿¼ÑÐ] 276Çóµ÷¼Á +3 YNRYG 2026-03-21 4/200 2026-03-23 08:31 by ×íÔÚ·çÀï
[¿¼ÑÐ] 0854µç×ÓÐÅÏ¢Çóµ÷¼Á +3 ¦Á____ 2026-03-22 3/150 2026-03-22 21:28 by zhq0425
[¿¼ÑÐ] 315·Ö£¬³ÏÇóµ÷¼Á£¬²ÄÁÏÓ뻯¹¤085600 +3 13756423260 2026-03-22 3/150 2026-03-22 20:11 by edmund7
[¿¼ÑÐ] 08¹¤¿Æ 320×Ü·Ö Çóµ÷¼Á +11 À滨çóÍí·ç 2026-03-17 11/550 2026-03-22 17:42 by luoyongfeng
[¿¼ÑÐ] 298Çóµ÷¼ÁÒ»Ö¾Ô¸211 +3 Éϰ¶6666@ 2026-03-20 3/150 2026-03-22 15:50 by ColorlessPI
[¿¼ÑÐ] Ò»Ö¾Ô¸¶«»ª´óѧ¿ØÖÆÑ§Ë¶320Çóµ÷¼Á +3 Grand777 2026-03-21 3/150 2026-03-21 19:23 by ¼òÖ®-
[¿¼ÑÐ] Çóµ÷¼Á +3 13341 2026-03-20 3/150 2026-03-21 18:28 by ѧԱ8dgXkO
[¿¼ÑÐ] 0703»¯Ñ§297Çóµ÷¼Á +3 Daisy¡î 2026-03-20 3/150 2026-03-21 17:45 by ColorlessPI
[¿¼ÑÐ] 313Çóµ÷¼Á +4 ËÁÈþ·¡Ò¼22 2026-03-19 4/200 2026-03-21 17:33 by ColorlessPI
[¿¼ÑÐ] 268Çóµ÷¼Á +9 ¼òµ¥µã0 2026-03-17 9/450 2026-03-21 15:37 by lature00
[¿¼ÑÐ] ¶þ±¾¿ç¿¼Ö£´ó²ÄÁÏ306Ó¢Ò»Êý¶þ +3 z1z2z3879 2026-03-17 3/150 2026-03-21 02:29 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼Á +3 Ma_xt 2026-03-17 3/150 2026-03-21 02:05 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ÎäÀí²ÄÁÏ305·ÖÇóµ÷¼Á +6 ÏëÉϰ¶µÄÀðÓã 2026-03-18 7/350 2026-03-21 01:03 by JourneyLucky
[¿¼ÑÐ] ²ÄÁÏר˶ӢһÊý¶þ306 +7 z1z2z3879 2026-03-18 7/350 2026-03-20 23:48 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸Äϲý´óѧ£¬327·Ö£¬²ÄÁÏÓ뻯¹¤085600 +9 Ncdx123456 2026-03-19 9/450 2026-03-20 23:41 by lovewei0727
[¿¼ÑÐ] Çóµ÷¼Á +3 @taotao 2026-03-20 3/150 2026-03-20 19:35 by JourneyLucky
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +4 18889395102 2026-03-18 4/200 2026-03-19 16:13 by 30660438
[¿¼ÑÐ] ±¾¿ÆÖ£ÖÝ´óѧÎïÀíѧԺ£¬Ò»Ö¾Ô¸»ª¿Æ070200ѧ˶£¬346Çóµ÷¼Á +4 ÎÒ²»ÊÇÒ»¸ù´Ð 2026-03-18 4/200 2026-03-19 09:11 by ¸¡ÔÆ166
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û