網頁

2015年11月5日 星期四

密碼學war game Q3

Vigenère多套字母密文,找出金鑰長度(< 7)、金鑰、明文



Ple gkvd so hebezen bvow ple Qnieu gvyzpss, waensjk hszhex.
Ple ynmgsj sf mncpdkkrklly so ysewpli zetoz jryi ebyqx 2000
BM, smtr ple Occpdeen znecdege yb lionsgvuthsyw. Trawe
mkrssoxen kj cyitlot timpsgbwqs, ddi fehp mowrixc sf gdmcr
ses yjpy ujswx ps ax apida jeg. Ple pevsd grogj yso kj a wkhebj
gizdir gww bi Fylsqw Ckawab (100 XG ty 44 XG), wrk hin jst
dnysd dms wawsojkebo ahoj gowiynsyetsjk wspl hso kofavnynw
axz sfpegebo.

8 則留言:

  1. The word is derived from the Greek kryptos, meaning hidden.
    The origin of cryptography is usually dated from about 2000
    BC, with the Egyptian practice of hieroglyphics. These
    consisted of complex pictograms, the full meaning of which
    was only known to an elite few. The first known use of a modern
    cipher was by Julius Caesar (100 BC to 44 BC), who did not
    trust his messengers when communicating with his governors
    and officers.

    這個詞是從希臘克里普托斯,意思是隱藏的。
    密碼學的原點通常是從大約2000年
    BC,用象形文字埃及的做法。此
    包括複雜的象形圖,其中充滿意義
    只知道少數精英。第一個已知的使用現代的
    密碼是由凱撒(公元前100年至公元前44年) ,誰沒有
    與他的州長進行通信時,相信他的使者
    和軍官。

    金鑰長度4

    回覆刪除
  2. The word is derived from the Greek kryptos, meaning hidden.
    The origin of cryptography is usually dated from about 2000
    BC, with the Egyptian practice of hieroglyphics. These
    consisted of complex pictograms, the full meaning of which
    was only known to an elite few. The first known use of a modern
    cipher was by Julius Caesar (100 BC to 44 BC), who did not
    trust his messengers when communicating with his governors
    and officers.

    回覆刪除
  3. The word is derived from the Greek kryptos, meaning hidden.
    The origin of cryptography is usually dated from about 2000
    BC, with the Egyptian practice of hieroglyphics. These
    consisted of complex pictograms, the full meaning of which
    was only known to an elite few. The first known use of a modern
    cipher was by Julius Caesar (100 BC to 44 BC), who did not
    trust his messengers when communicating with his governors
    and officers.
    金钥长度4
    明文WEAK

    回覆刪除
  4. b10333063-羅胤銓2015年11月5日 下午3:31


    The word is derived from the Greek kryptos, meaning hidden.
    The origin of cryptography is usually dated from about 2000
    BC, with the Egyptian practice of hieroglyphics. These
    consisted of complex pictograms, the full meaning of which
    was only known to an elite few. The first known use of a modern
    cipher was by Julius Caesar (100 BC to 44 BC), who did not
    trust his messengers when communicating with his governors
    and officers.

    回覆刪除
  5. b10333063-羅胤銓2015年11月5日 下午3:31


    The word is derived from the Greek kryptos, meaning hidden.
    The origin of cryptography is usually dated from about 2000
    BC, with the Egyptian practice of hieroglyphics. These
    consisted of complex pictograms, the full meaning of which
    was only known to an elite few. The first known use of a modern
    cipher was by Julius Caesar (100 BC to 44 BC), who did not
    trust his messengers when communicating with his governors
    and officers.

    回覆刪除
  6. B10333005: A:

    The word is derived from the Greek kryptos, meaning hidden.
    The origin of cryptography is usually dated from about 2000
    BC, with the Egyptian practice of hieroglyphics. These
    consisted of complex pictograms, the full meaning of which
    was only known to an elite few. The first known use of a modern
    cipher was by Julius Caesar (100 BC to 44 BC), who did not
    trust his messengers when communicating with his governors
    and officers.

    回覆刪除
  7. B10333070 徐承瑋2015年11月5日 下午3:40

    金鑰:weak
    密文:
    The word is derived from the Greek kryptos, meaning hidden.The origin of cryptography is usually dated from about 2000BC, with the Egyptian practice of hieroglyphics. Theseconsisted of complex pictograms, the full meaning of whichwas only known to an elite few. The first known use of a moderncipher was by Julius Caesar (100 BC to 44 BC), who did nottrust his messengers when communicating with his governorsand officers

    回覆刪除
  8. b10113029
    金鑰長度:4
    金鑰: WEAK
    明文:
    The word is derived from the Greek kryptos, meaning hidden.
    The origin of cryptography is usually dated from about 2000
    BC, with the Egyptian practice of hieroglyphics. These
    consisted of complex pictograms, the full meaning of which
    was only known to an elite few. The first known use of a modern
    cipher was by Julius Caesar (100 BC to 44 BC), who did not
    trust his messengers when communicating with his governors
    and officers.

    回覆刪除

HTML 編輯器