Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
DNS と TLS のビミョーな関係
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
Tomoyuki Sahara
July 24, 2015
Technology
1
570
DNS と TLS のビミョーな関係
DNS Summer Days 2015 のライトニングトークの発表資料
Tomoyuki Sahara
July 24, 2015
Tweet
Share
More Decks by Tomoyuki Sahara
See All by Tomoyuki Sahara
IPv6 家庭用ルータ SWG 報告
tsahara
0
160
IPv6 RFC 改版の提案はなぜ議論紛糾したのか?
tsahara
2
2.1k
IPv6 Path MTU in the World and Japan
tsahara
1
22k
how to embed mruby
tsahara
2
440
how to embed mruby (en)
tsahara
0
140
Other Decks in Technology
See All in Technology
日本の85%が使う公共SaaSは、どう育ったのか
taketakekaho
1
240
SREチームをどう作り、どう育てるか ― Findy横断SREのマネジメント
rvirus0817
0
350
【Ubie】AIを活用した広告アセット「爆速」生成事例 | AI_Ops_Community_Vol.2
yoshiki_0316
1
120
Tebiki Engineering Team Deck
tebiki
0
24k
CDKで始めるTypeScript開発のススメ
tsukuboshi
1
550
今日から始めるAmazon Bedrock AgentCore
har1101
4
420
会社紹介資料 / Sansan Company Profile
sansan33
PRO
15
400k
顧客との商談議事録をみんなで読んで顧客解像度を上げよう
shibayu36
0
310
Claude Code for NOT Programming
kawaguti
PRO
1
100
20260204_Midosuji_Tech
takuyay0ne
1
160
SRE Enabling戦記 - 急成長する組織にSREを浸透させる戦いの歴史
markie1009
0
170
Oracle Base Database Service 技術詳細
oracle4engineer
PRO
15
93k
Featured
See All Featured
Bootstrapping a Software Product
garrettdimon
PRO
307
120k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
52
5.8k
Exploring anti-patterns in Rails
aemeredith
2
250
brightonSEO & MeasureFest 2025 - Christian Goodrich - Winning strategies for Black Friday CRO & PPC
cargoodrich
3
110
Building a Scalable Design System with Sketch
lauravandoore
463
34k
Highjacked: Video Game Concept Design
rkendrick25
PRO
1
290
Paper Plane
katiecoart
PRO
0
46k
How STYLIGHT went responsive
nonsquared
100
6k
Lightning talk: Run Django tests with GitHub Actions
sabderemane
0
120
Tell your own story through comics
letsgokoyo
1
810
Being A Developer After 40
akosma
91
590k
Why Mistakes Are the Best Teachers: Turning Failure into a Pathway for Growth
auna
0
54
Transcript
%/4ͱ5-4ͷ Ϗϛϣʔͳؔ ࠤݪ۩ גࣜձࣾΠϯλʔωοτΠχγΞςΟϒ
)5514ΫϥΠΞϯτ
None
࡞͍ͬͯͯࠔͬͨ͜ͱɻ
υϝΠϯ໊ͱ5-4ͷؔ
5-4ͱ͍͑ )5514͕ද֨
)5514 )551Λ҆શʹͨ͠ͷ
ԿΛͬͯ ʮ҆શʯ ͱݴ͍ͬͯΔͷ͔ʁ
ϒϥβ͕)551Ͱ औ͖ͬͯͨ༰ )5.-$44+BWB4DSJQU
ͱ
ϒϥβͷ্ͷํʹදࣔ͞Ε͍ͯΔ Ṗͷจࣈྻ
None
ͷରԠ͚͕ɺ
04ϒϥβͷ։ൃݩ͕ೝΊͨɺ ೝূہʹΑͬͯอূ͞Ε͍ͯΔɺ ূ໌ॻΛͬͯݕূ͞Εͨ͜ͱɺ Λͬͯ҆શͩͱ͍ͯ͠Δɻ
&7ূ໌ॻͩͱ ͏ͪΐͬͱ Θ͔Γ͍͢
None
υϝΠϯ໊ ίϯςϯπ )5.-
࣮·ͩ Ϊϟοϓ ͕͋Δ
υϝΠϯ໊ ίϯςϯπ αʔό X.509 Certificate TLS on TCP ͕͜͜ ͋͏͍
ΩϞ ͍ͷ ϫΠϧυΧʔυূ໌ॻ
͘ΘΕ͍ͯΔٕज़
None
ϫΠϧυΧʔυจࣈ ˎ ελʔ ҙͷจࣈྻʹϚον
*.google.com news.google.com maps.google.com images.google.com video.google.com plus.google.com play.google.com
ͳΜͯศར—
Μ ͻΐͬͱͯ͠ʜ
࠷ڧͷূ໌ॻ “*”
Y
RFC2818 3.1.: Names may contain the wildcard character * which
is considered to match any single domain name component or component fragment.
None
Ͱ“*.jp”ͳΒʁ
PPS Y
࣮ґଘPS[
”*.jp”ͱ͍͏ϫΠϧυΧʔυূ໌ॻΛ ड͚ೖΕΔ ड͚ೖΕͳ͍ 1ZUIPO 3VCZ 4BGBSJ DVSM .BD XHFU
$ISPNF 'JSFGPY -JCSF44- DVSM 0QFO44- ???
“*.jp”ͳΜͯূ໌ॻΛ ৴͡Δͷ੬ऑੑͩʂ ͍͍ͤ͡Όͳ͍͔
Ͱ“*.google”ͳΒ
PPS Y ঢ়گ“*.jp” ͱมΘΒͳ͍ɻ
None
͑ʔɺԿѱ͍͜ͱ ͯ͠ͳ͍ͷʹɻ
None
ཁ͢Δʹ୯Ұͷཧओମ ͷݩʹӡӦ͞Ε͍ͯΔͱ ূ໌Ͱ͖Εྑ͍
͋ɺ͜ΕͲ͔͜Ͱฉ͍ͨɻ
1VCMJD4V⒏Y-JTU
ͱɺ͍͏Θ͚Ͱ
ϫΠϧυΧʔυূ໌ॻͷݕূʹ 1VCMJD4V⒏Y-JTU Λ͏͕࣌དྷͯ͠·͏͔ʜ
͓͠·͍