Upgrade to Pro — share decks privately, control downloads, hide ads and more …

暗号化ライブラリConceal

 暗号化ライブラリConceal

potatotips #22

Keisuke Kobayashi

October 13, 2015
Tweet

More Decks by Keisuke Kobayashi

Other Decks in Programming

Transcript

  1. ҉߸ԽϥΠϒϥϦ
    $PODFBM
    ,FJTVLF,PCBZBTIJ
    QPUBUPUJQT

    View Slide

  2. ࣗݾ঺հ
    w ,FJTVLF,PCBZBTIJ LPCBLFJ

    w 40/:(3&&$PVCJD *OD
    w "OESPJE#BDLFOE 3BJMT

    View Slide

  3. View Slide

  4. ҆શͳσʔλอଘ
    w ͦ΋ͦ΋อଘ͠ͳ͍ʢ࠷ڧʣ
    w αʔόʔʹอଘʢ࣍఺ʣ
    w ୺຤ʹอଘ

    ʢ42-JUF ϑΝΠϧ 4IBSFE1SFGFSFODFTʜʣ

    View Slide

  5. ୺຤ʹอଘ
    w ଞͷΞϓϦ͔Βݟ͑ͳ͍Α͏ʹɺ.0%&@13*7"5&
    Ͱอଘ͢Δͷ͸౰વͱͯ͠
    w ॏཁͳσʔλ͸҉߸Խ͍ͨ͠
    w ྫɿϢʔβʔ͕લճೖྗͨ͠ϝʔϧΞυϨεΛه
    Ա͍ͨ͠ɺͳͲ

    View Slide

  6. ҉߸Խ͸೉͍͠
    w ΞϧΰϦζϜ
    w Ωʔͷอଘํ๏
    w "OESPJEͷ৔߹ɺΩʔΛ಺แͨ͠ΞϓϦ͕߈ܸऀͷख
    ݩʹ͋Δ͔Β஫ҙ
    w +BWB૚ʹॻ͘ͱؙݟ͑ͳͷͰɺىಈ࣌ʹੜ੒ͨ͠Γ
    $૚ʹॻ͍ͨΓ͢Δ͕ΊΜͲ͍͘͞
    w αϯϓϧίʔυΛίϐϖ͢Δͱةݥ

    View Slide

  7. $PODFBM
    w 'BDFCPPL͕࡞ͬͨ҉߸ԽϥΠϒϥϦ

    IUUQTHJUIVCDPNGBDFCPPLDPODFBM
    w +BWB$
    w "&4($.
    w ࣮૷͸0QFO44-
    w Ωʔͷอଘͱ͔͍͍۩߹ʹ΍ͬͯ͘ΕΔ

    View Slide

  8. Πϯετʔϧ
    w (SBEMF
    w DPNQJMFbDPNGBDFCPPLDPODFBMDPODFBM
    !BBS`
    w ޙड़͠·͕͋͢·Γ࢖͑ͳ͍ʜ

    View Slide

  9. ࢖͍ํʢॳظԽʣ

    View Slide

  10. ࢖͍ํʢ҉߸Խʣ

    View Slide

  11. ࢖͍ํʢ෮߸ʣ

    View Slide

  12. ࢖͍ํʢγϯϓϧʹʣ

    View Slide

  13. ໰୊఺
    w ެ͕ࣜCJUରԠͯ͠ͳ͍
    w (BMBYZ4 9QFSJB;ͳͲͰಈ͔ͳ͍
    w ϓϧϦΫ͸ग़ͯΔ͕Ϛʔδ͞ΕΔؾ഑ͳ͠

    IUUQTHJUIVCDPNGBDFCPPLDPODFBMQVMM

    View Slide

  14. ࣗ෼ͰϏϧυ͢Δ
    w #VDLΛΠϯετʔϧ

    ʢIUUQTCVDLCVJMEDPNʣ
    w ϓϧϦΫͷग़ͯΔϦϙδτϦΛDMPOF

    ʢIUUQTHJUIVCDPNQSJTUJOFJPDPODFBMʣ
    w [email protected]Λ࣮ߦ

    View Slide

  15. ϥΠϒϥϦ഑ஔ৔ॴ
    w MJCDPODFBMKBS [email protected]
    w NPEVMFMJCTKBS
    w MJCDPODFBMTP
    w NPEVMFTSDNBJOKOJ-JCTBSDI
    MJODPODFBMTP

    View Slide

  16. ·ͱΊ
    w ୺຤ʹॏཁͳ৘ใΛอଘ͢Δͱ͖͸ɺ҉߸Խͨ͠΄
    ͏͕͍͍Α
    w 'BDFCPPLͷ$PODFBMͱ͍͏ϥΠϒϥϦ࢖͏ͱָͩ
    Α
    w ͸ΑCJUରԠͯ͘͠Ε
    w 2JJUBIUUQRJJUBDPNLPCBLFJJUFNT
    DCGCCCCFC

    View Slide

  17. ͓ΘΓ

    View Slide