Kriptografi
Download
1 / 16

Kriptografi - PowerPoint PPT Presentation


Kriptografi. Kritografi. Kritografi “kuno” Subtitusi Cipher Transposisi Cipher Kriptografi Modern. Kriptografi Kuno. Subtitution Cipher Monoalphabetic Cipher Polyalphabetic Cipher Transposition Cipher Mirror/Reverse, Rail Fence, Geometric Figure Row Transposition Cipher

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha

Download Presentation

Kriptografi

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


Kriptografi


Kritografi

  • Kritografi “kuno”

    • Subtitusi Cipher

    • Transposisi Cipher

  • Kriptografi Modern


Kriptografi Kuno

  • Subtitution Cipher

    • Monoalphabetic Cipher

    • Polyalphabetic Cipher

  • Transposition Cipher

    • Mirror/Reverse, Rail Fence, Geometric Figure

    • Row Transposition Cipher

    • Block Transposition Cipher

    • ADVGFX Product Cipher


Monoalphabetic Cipher

  • Caesar Chiper

    • L FDPH L VDZ L FRQTXHUHG

    • I CAME I SAW I CONQUERED

  • Mixed Monoalphabetic Cipher

    • A M I K O M

    • D C W E H C


Monoalphabetic Cipher

  • Easier Monoalphabetic Cipher

    • B E R D A S I

    • M O C K A D S

  • Kelemahan :

    • Frekuensi kemunculan huruf tidak dapat dihilangkan


Polyalphabetic Cipher

  • Vigenere CiPHER


Polyalphabetic Cipher

  • Beuford Cipher


Polyalphabetic Cipher

  • Varian Beuford Cipher


Polyalphabetic Cipher

  • Autokey Cipher

  • Book Chiper

    • Mengambil kunci dari suatu alamat buku


Transposition Cipher

  • Reverse Cipher

    • AHAS UGNE PNOLA CTAP METMO KIMA

  • Rail Fence cipher

    • JLN AIR NYGA ATA AKLU AGOY KRA

  • Geometric Figure

    • KSEDIR IFERAP TRHA NAGO


Transposition Cipher

  • Row Transposition Cipher

    Chipertext : EAPTM KILTU HLAAC NNEOP UHAGS AAAAA

    • Kunci :


Transposition Cipher

  • Block(Cloumnar) Transposition Cipher

    Chipertext : EKH NUAA ILNHA PLAE AATTAO GAMUC PSA


Transposition Cipher

  • Nihilist Transposition Cipher

    Chipertext : NNEO PEAP TMUH AGSH LAAC KIL TUAA AAA


Transposition Cipher

  • Diagonal Transposition Cipher

    Chipertext : EAKHI PTLLN UNAT MUAE JAAAO CPGA ASA


Transposition Cipher

  • ADFGVX Product Transposition Cipher

    Plaintext : AM I KO M

    Intermediate : GV XX XF AA VD XX


Transposition Cipher

  • Plaintext : AM I KO M

  • Intermediate : GV XX XF AA VD XX

    • Kemudian dilakukan transposisi dengan suatu kunci

    • mis key : DASI (2143)

    • Ciphertext : VFDGXV XAXXAX


ad
  • Login