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フィンテック前夜 – アプリの世界 / FinTech Begins - The World ...
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Kenji Saito
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June 14, 2021
Technology
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170
フィンテック前夜 – アプリの世界 / FinTech Begins - The World of Apps
2021年6月14日、早稲田大学 大学院経営管理研究科の「フィンテック ─ 金融革新とインターネット (2021夏)」第4-5回にて使用したスライドです。
Kenji Saito
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June 14, 2021
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Transcript
— 2021 4-5 – (WBS) — 2021 4-5 – —
2021-06-14 – p.1/37
https://speakerdeck.com/ks91 — 2021 4-5 – — 2021-06-14 – p.2/37
( ) 1 5 31 • 2 6 7 (1)
• 3 6 7 (2) • 4 6 14 – (1) • 5 6 14 – (2) • 6 6 21 (1) 7 6 21 (2) 8 6 28 ( ) (1) 9 6 28 ( ) (2) 10 7 5 (1) 11 7 5 (2) 12 7 12 (1) 13 7 12 (2) 14 7 19 (1) 15 7 19 (2) — 2021 4-5 – — 2021-06-14 – p.3/37
1. 2. World Wide Web 3. API Application Programming Interface
4. : 5. — 2021 4-5 – — 2021-06-14 – p.4/37
1. — 2021 4-5 – — 2021-06-14 – p.5/37
2. API Pay API (Application Programming Interface) 2021 6 10
( ) 23:59 JST Waseda Moodle (Discord ) — 2021 4-5 – — 2021-06-14 – p.6/37
. . . . . . 20 19 (6/11( )
14:00 ) ( ) . . . 3 5 12 — 2021 4-5 – — 2021-06-14 – p.7/37
U API API ( ) [ ] API API (
) ⇒ — 2021 4-5 – — 2021-06-14 – p.8/37
M Pay ⇒ ( ) — 2021 4-5 – —
2021-06-14 – p.9/37
K 1 2000 1 ⇒ . . . — 2021
4-5 – — 2021-06-14 – p.10/37
2. World Wide Web World Wide Web — 2021 4-5
– — 2021-06-14 – p.11/37
TCP/IP ( ) TCP — 2021 4-5 – — 2021-06-14
– p.12/37
( ) / — 2021 4-5 – — 2021-06-14 –
p.13/37
80 (HTTP OK ) — 2021 4-5 – — 2021-06-14
– p.14/37
/ 2 : : — 2021 4-5 – — 2021-06-14
– p.15/37
( ) (X window) (SMTP/POP) (NNTP) (FTP) (IRC) (gopher) Gopher
Go — 2021 4-5 – — 2021-06-14 – p.16/37
( ) ⇓ WWW : World Wide Web → (by
Ted Nelson, 1963, 1974) (web) — 2021 4-5 – — 2021-06-14 – p.17/37
World Wide Web ( ) — 2021 4-5 – —
2021-06-14 – p.18/37
World Wide Web — 2021 4-5 – — 2021-06-14 –
p.19/37
World Wide Web 1989 CERN Tim Berners-Lee 1990 WWW WWW
NeXT HTML 1.0 1991 WWW 1993 Mark Andreessen Mosaic WWW 1994 Tim Berners-Lee W3C (World Wide Web Consortium) 1995 HTML 2.0 2014 HTML5 — 2021 4-5 – — 2021-06-14 – p.20/37
World Wide Web HTTP/HTTPS HyperText Transfer Protocol (Secure) HTML HTML
Hyper Text Markup Language Web W3C URI Uniform Resource Identifier ( ) URL(Uniform Resource Locator) URI — 2021 4-5 – — 2021-06-14 – p.21/37
URL ( ) https https://www . google . com: 443
/search?q = refrigerator ( ) https 443 — 2021 4-5 – — 2021-06-14 – p.22/37
HTTPS $ openssl s_client -connect www.waseda.jp:443 GET / openssl www.google.com:443
GET /search?q=refrigerator — 2021 4-5 – — 2021-06-14 – p.23/37
HTTP/HTTPS 1 1 ( ) → . . . etc.
URL HTTP cookie — 2021 4-5 – — 2021-06-14 – p.24/37
— 2021 4-5 – — 2021-06-14 – p.25/37
World Wide Web — 2021 4-5 – — 2021-06-14 –
p.26/37
World Wide Web ( ) ( ) ( ) (
) ( ) ( ) ( ) — 2021 4-5 – — 2021-06-14 – p.27/37
3. API API : Application Programming Interface Web API :
HTTP(S) API web — 2021 4-5 – — 2021-06-14 – p.28/37
REST (Representational State Transfer) / POST, GET ( ), PUT,
DELETE vs. CRUD (Create/Read/Update/Delete) URI ( = ) — 2021 4-5 – — 2021-06-14 – p.29/37
API $ git clone https://github.com/ks91/sample-web-api.git API ( Python3 Flask) web
API $ python stack.py README (5 − 2) × (3 + 4) API — 2021 4-5 – — 2021-06-14 – p.30/37
4. : — 2021 4-5 – — 2021-06-14 – p.31/37
IDEA ( ) Financial Inclusion ( ) Financial Democracy (
) User Experience ( ) Architecture as Law ( ) — 2021 4-5 – — 2021-06-14 – p.32/37
10 ( ) (1) (2) ( ) (3) (4) (5)
(6) (7) (8) (9) End-to-End (10) — 2021 4-5 – — 2021-06-14 – p.33/37
IDEA — 2021 4-5 – — 2021-06-14 – p.34/37
5. — 2021 4-5 – — 2021-06-14 – p.35/37
3. (1) (end; ) (2) 2021 6 17 ( )
23:59 JST Waseda Moodle (Discord ) — 2021 4-5 – — 2021-06-14 – p.36/37
— 2021 4-5 – — 2021-06-14 – p.37/37