標(biāo)題: Titlebook: Decrypted Secrets; Methods and Maxims o Friedrich L. Bauer Book 20002nd edition Springer-Verlag Berlin Heidelberg 2000 Kryptanalyse.calculu [打印本頁] 作者: FORGE 時間: 2025-3-21 17:20
書目名稱Decrypted Secrets影響因子(影響力)
書目名稱Decrypted Secrets影響因子(影響力)學(xué)科排名
書目名稱Decrypted Secrets網(wǎng)絡(luò)公開度
書目名稱Decrypted Secrets網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Decrypted Secrets被引頻次
書目名稱Decrypted Secrets被引頻次學(xué)科排名
書目名稱Decrypted Secrets年度引用
書目名稱Decrypted Secrets年度引用學(xué)科排名
書目名稱Decrypted Secrets讀者反饋
書目名稱Decrypted Secrets讀者反饋學(xué)科排名
作者: 優(yōu)雅 時間: 2025-3-21 22:13 作者: Popcorn 時間: 2025-3-22 04:20
http://image.papertrans.cn/d/image/264505.jpg作者: 詳細目錄 時間: 2025-3-22 07:06 作者: 有毒 時間: 2025-3-22 10:23 作者: erythema 時間: 2025-3-22 16:36 作者: erythema 時間: 2025-3-22 18:53
Polyalphabetic Encryption: Families of Alphabets used monoalphabetically—this was tacitly assumed in the examples. Genuine polyalphabetic encryption requires that the set . of available encryption steps has at least two elements, i.e., that the cryptoSystem . has at least the cardinality . = 2. For the frequent case .. , where . = |.|, the French literature speaks of a ..作者: gentle 時間: 2025-3-22 23:05
Polyalphabetic Encryption: Keys466 or 1467 for his friend Leonardo Dato, the papal secretary. The Latin original is reproduced in Aloys Meister, ., Paderborn, Sch?ningh, 1906, pp. 125–141 (Italian translation ., manuscript, about 1470).作者: 印第安人 時間: 2025-3-23 04:36
Exhausting Combinatorial Complexityion. As a measure of security against unauthorized decryption, it gives an upper bound on the work required for an exhaustive search under the assumption that the class of methods is known (Shannon’s maxim: “The enemy knows the system being used.”)作者: 影響深遠 時間: 2025-3-23 09:20 作者: 裂口 時間: 2025-3-23 11:29 作者: 立即 時間: 2025-3-23 16:16
Periodicity Examinationf keys in the period of the encryption. This is based on the following stationariness property of stochastic sources: If . is a plaintext (of length .) from a source ., then .(.), the plaintext . shifted cyclically by any number . of positions, is from the same source.作者: NADIR 時間: 2025-3-23 18:38
Die soziale Organisation von M?nnlichkeitAmong the encryption steps we find prominently two large classes: substitution and transposition. They are both special cases of the most general encryption step .. ? ... We shall start by looking at several kinds of substitution and turn our attention to transposition in Chapter 6.作者: Decongestant 時間: 2025-3-24 01:19
Die Geschichte der M?nnlichkeitSimple (monographic) substitution requires a complete decomposition of the plaintext in single characters. A polygraphic substitution allows polygraphic encryption steps, i.e., encryption steps of the form .. ? .. with . > 1.作者: 騷動 時間: 2025-3-24 05:17
Die Wissenschaft von der M?nnlichkeitA linear (geometrically ‘a(chǎn)ffine’) substitution is a special poly graphic substitution. The injective encryption step of a polygraphic block encryption .with relatively large . and . is restricted in a particular way.作者: 寵愛 時間: 2025-3-24 07:08 作者: Trypsin 時間: 2025-3-24 11:21
Wissen, Kommunikation und GesellschaftThe polyalphabetic encryption methods discussed so far use a key for encryption and a key for decryption. Crypto systems with self-reciprocal encryption steps use the same key for both, of course. In general, there are two possibilities:作者: FOVEA 時間: 2025-3-24 15:38
Franz Hamburger,Lydia Seus,Otto WolterLanguage contains an internal frame of regularities that are hard to extirpate. Particularly resistant are repeated patterns.作者: GUEER 時間: 2025-3-24 20:04 作者: ICLE 時間: 2025-3-25 00:01
Encryption Steps: Polygraphic Substitution and CodingSimple (monographic) substitution requires a complete decomposition of the plaintext in single characters. A polygraphic substitution allows polygraphic encryption steps, i.e., encryption steps of the form .. ? .. with . > 1.作者: 討人喜歡 時間: 2025-3-25 05:31
Encryption Steps: Linear SubstitutionA linear (geometrically ‘a(chǎn)ffine’) substitution is a special poly graphic substitution. The injective encryption step of a polygraphic block encryption .with relatively large . and . is restricted in a particular way.作者: Meander 時間: 2025-3-25 10:47
Composition of Classes of MethodsLet us recall that an encryption . : .* ? .* is usually finitely generated by a cryptosystem . Let .* denote the set of all encryptions defined in this way by .. An encryption method . is a subset of .*. .. indicates the subset of periodic encryptions with period ., .. the subset of encryptions with non-computable keys.作者: 打算 時間: 2025-3-25 15:09 作者: 喃喃而言 時間: 2025-3-25 16:36
Anatomy of Language: PatternsLanguage contains an internal frame of regularities that are hard to extirpate. Particularly resistant are repeated patterns.作者: Observe 時間: 2025-3-25 23:54 作者: CHIP 時間: 2025-3-26 01:17 作者: 破布 時間: 2025-3-26 04:59
https://doi.org/10.1007/978-3-663-09604-7s its elements. This is for . > 2 a severe restriction. Requiring moreover that in every row and in every column, one occurs just once and thus the elements are zero otherwise, leads to permutation matrices effectuating a mere permutation of the vector space basis.作者: 驚奇 時間: 2025-3-26 09:07
https://doi.org/10.1007/978-3-658-24268-8 used monoalphabetically—this was tacitly assumed in the examples. Genuine polyalphabetic encryption requires that the set . of available encryption steps has at least two elements, i.e., that the cryptoSystem . has at least the cardinality . = 2. For the frequent case .. , where . = |.|, the French literature speaks of a ..作者: 表否定 時間: 2025-3-26 16:16 作者: enflame 時間: 2025-3-26 20:51 作者: Ibd810 時間: 2025-3-27 00:08 作者: 袋鼠 時間: 2025-3-27 01:34
Schwerpunkte der Geburtsvorbereitung,his is also true for plaintext: there is a reliable method to test a sufficiently long text for its membership of a known language, without ‘taking notice’ of it— without regarding its grammar and semantics—and there is a related test to decide whether two texts belong to the same language, without closely inspecting them.作者: 催眠 時間: 2025-3-27 08:21
,Schwimmen und K?rpertraining im Wasser,f keys in the period of the encryption. This is based on the following stationariness property of stochastic sources: If . is a plaintext (of length .) from a source ., then .(.), the plaintext . shifted cyclically by any number . of positions, is from the same source.作者: Communal 時間: 2025-3-27 09:52
https://doi.org/10.1007/978-3-662-04024-9Kryptanalyse; calculus; code; coding; communication; cryptoanalysis; cryptography; cryptology; cryptosystem; 作者: insecticide 時間: 2025-3-27 16:41 作者: Apoptosis 時間: 2025-3-27 21:44 作者: galley 時間: 2025-3-27 23:04
Die Wissenschaft von der M?nnlichkeit (passive) eavesdropping and (active) falsification (ISO 7498). Security against breaking the secrecy in the sense of confidentiality and privacy is the classic goal, whereas security against forgery and spurious messages, that is to say authentication of the sender, has only recently acquired much 作者: GONG 時間: 2025-3-28 03:26
https://doi.org/10.1007/978-3-663-09604-7s its elements. This is for . > 2 a severe restriction. Requiring moreover that in every row and in every column, one occurs just once and thus the elements are zero otherwise, leads to permutation matrices effectuating a mere permutation of the vector space basis.作者: Colonnade 時間: 2025-3-28 09:43 作者: Bombast 時間: 2025-3-28 12:03
Wissen, Kommunikation und Gesellschaft466 or 1467 for his friend Leonardo Dato, the papal secretary. The Latin original is reproduced in Aloys Meister, ., Paderborn, Sch?ningh, 1906, pp. 125–141 (Italian translation ., manuscript, about 1470).作者: BYRE 時間: 2025-3-28 17:41 作者: 慷慨不好 時間: 2025-3-28 22:02 作者: 革新 時間: 2025-3-29 02:09 作者: 規(guī)范就好 時間: 2025-3-29 03:19 作者: 淺灘 時間: 2025-3-29 07:34 作者: 橫條 時間: 2025-3-29 11:50 作者: 舊病復(fù)發(fā) 時間: 2025-3-29 18:08
Introductory Synopsiss, a founder with John Wallis of the Royal Society; the word ‘cryptography’ was coined in 1658 by Thomas Browne, famous English physician and writer. It is the aim of cryptography to render a message incomprehensible to an unauthorized reader: . One speaks of .: overt in the sense of being obviously作者: Gossamer 時間: 2025-3-29 21:39
Aims and Methods of Cryptography (passive) eavesdropping and (active) falsification (ISO 7498). Security against breaking the secrecy in the sense of confidentiality and privacy is the classic goal, whereas security against forgery and spurious messages, that is to say authentication of the sender, has only recently acquired much 作者: foliage 時間: 2025-3-30 02:55 作者: Polydipsia 時間: 2025-3-30 04:32 作者: Chromatic 時間: 2025-3-30 08:26 作者: fluoroscopy 時間: 2025-3-30 12:42
Encryption Securitysume pessimistically that the enemy knows what method has been chosen—there are not too many of them, and most cryptographers are familiar with only a few. The ‘basic law of cryptology’, which Kerckhoffs. had formulated as . was expressed more succinctly by Shannon in 1949: “the enemy knows the syst作者: ABASH 時間: 2025-3-30 17:17
Exhausting Combinatorial Complexityion. As a measure of security against unauthorized decryption, it gives an upper bound on the work required for an exhaustive search under the assumption that the class of methods is known (Shannon’s maxim: “The enemy knows the system being used.”)作者: 無禮回復(fù) 時間: 2025-3-30 23:48
Polyalphabetic Case: Probable Words polyalphabetic encryptions, namely for those with fixpoint-free encryption steps, whose alphabets fulfill the condition “no letter may represent itself,” there is no coincidence between plaintext and cryptotext. This allows us to exclude certain positions of a probable word and thus establishes the作者: glamor 時間: 2025-3-31 01:03 作者: gentle 時間: 2025-3-31 07:51 作者: accrete 時間: 2025-3-31 10:23
Periodicity Examinationf keys in the period of the encryption. This is based on the following stationariness property of stochastic sources: If . is a plaintext (of length .) from a source ., then .(.), the plaintext . shifted cyclically by any number . of positions, is from the same source.作者: LVAD360 時間: 2025-3-31 13:38 作者: 費解 時間: 2025-3-31 21:02
https://doi.org/10.1007/978-3-642-74990-2lf,” there is no coincidence between plaintext and cryptotext. This allows us to exclude certain positions of a probable word and thus establishes the remaining ones as possible positions. It is a probable word attack by exhausting positions. Exhaustion runs only over the length of the text and is feasible.作者: Chronological 時間: 2025-4-1 00:16
