せぬたなつふち こへ
ちつひねたことほ
ASSOC. PROFESSOR EDO FORSYTHE
DEPT. OF ENGLISH LANGUAGE AND LITERATURE
せぬたなつふち こへ ちつひねたことほ
こ = A
あ い う え お か き く け こ さ し す せ そ た ち つ て と な に ぬ ね の
A B C D E F G H I J K L M N O P
は ひ ふ へ ほ ま み む め も や ゆ よ ら り る れ ろ わ を ん
Q R S T U V W X Y Z
E n g l i s h a t H I R O G A K U
暗号の作り方
HOW TO MAKE SECRET CODES
ASSOC. PROFESSOR EDO FORSYTHE
DEPT. OF ENGLISH LANGUAGE AND LITERATURE
WHO AM I?
Navy Russian Translator
Russian instructor at the
U.S. National Security Agency
CODES ARE EVERYWHERE
WHY DO YOU NEED SECRET CODES?
CODES ARE OLD
Julius Caesar (100BC-44BC) used codes
with his army
Substitution codes used for centuries
Updated to numeric codes and
ciphers
Al-Khalil (c. 725-790 AD) –
first codebreaker
FEVYGMCS IZGBEUF EU HSZ
A = M
HIROGAKU ENGLISH IS FUN!
CODES AND CIPHERS PRACTICE
CODE BOOKS & ONE-TIME PADS
あ い う え お か き く け こ さ し す せ そ た ち つ て と な に ぬ ね の
A B C D E F G H I J K L M N O P
は ひ ふ へ ほ ま み む め も や ゆ よ ら り る れ ろ わ を ん
Q R S T U V W X Y Z
YOUR OWN SECRET CODES
あ い う え お か き く け こ さ し す せ そ た ち つ て と な に ぬ ね の
ん を わ ろ れ る り ら よ ゆ や も め む み ま ほ へ ふ ひ は の ね ぬ に
は ひ ふ へ ほ ま み む め も や ゆ よ ら り る れ ろ わ を ん
な と て つ ち た そ せ す し さ こ け く き か お え う い あ
ENIGMA AND 九七式欧文印字機 (PURPLE)
97-shiki O-bun In-ji-ki
TURING’S BOMBE
AGE OF COMPUTERIZED CODES
Magnetic Tape Storage CRAY Supercomputer
MODERN CODES BY TEENS
Today’s teens have
created a new type of
code: Text speak
Made because of the
need to type fast
MODERN CODES BY TEENS
Made by removing vowels:
Are = R り = 了解
Use letters that sound like words:
You = U
Late = L8
TEXT SPEAK REAL WORD
24/7
2day / 2nite
2QT
4eva
<3
@
ASAP
b4
bcuz
BF / GF
TEXT SPEAK
TEXT SPEAK REAL WORLD
omg
QT
RUOK
smh
ttyl
tom
U2
wknd
ZZZ
TEXT SPEAK REAL WORLD
brb
dunno
ez
hag1 / hago
howru
idk
JK
K
L8R
msg
TEXT SPEAK REAL WORD
24/7 24 HRS /7 DAYS
2day / 2nite TODAY / TONIGHT
2QT TOO CUTE
4eva FOREVER
<3 HEART
@ AT
ASAP
AS SOON AS
POSSIBLE
b4 BEFORE
bcuz BECAUSE
BF / GF
BOYFRIEND /
GIRLFRIEND
TEXT SPEAK
TEXT SPEAK REAL WORLD
omg OH MY GOD
QT
CUTIE
RUOK ARE YOU OKAY
smh SMACK MY HEAD
ttyl
TALK TO YOU
LATER
tom TOMORROW
U2
YOU TOO
wknd WEEKEND
ZZZ SLEEPY/BORED
TEXT SPEAK REAL WORLD
brb BE RIGHT BACK
dunno I DON’T KNOW
ez EASY
hag1 / hago
HAVE A GOOD
ONE
howru HOW ARE YOU?
idk I DON’T KNOW
JK JUST KIDDING
K OKAY
L8R LATER
msg MESSAGE
YOUR OWN SECRET CODES
Now you can keep your thoughts secret
by making your own code!
• Practical English for communication
• Western culture and history courses
• British and American literature
• Fun activities: English Camp / Holiday Parties
We’ll prepare you for jobs in the 21st century.
Questions: See www.hirogaku-u.ac.jp
LEARN MORE AT
HIROGAKU

2017 How to make secret codes

  • 1.
    せぬたなつふち こへ ちつひねたことほ ASSOC. PROFESSOREDO FORSYTHE DEPT. OF ENGLISH LANGUAGE AND LITERATURE
  • 2.
    せぬたなつふち こへ ちつひねたことほ こ= A あ い う え お か き く け こ さ し す せ そ た ち つ て と な に ぬ ね の A B C D E F G H I J K L M N O P は ひ ふ へ ほ ま み む め も や ゆ よ ら り る れ ろ わ を ん Q R S T U V W X Y Z E n g l i s h a t H I R O G A K U
  • 3.
    暗号の作り方 HOW TO MAKESECRET CODES ASSOC. PROFESSOR EDO FORSYTHE DEPT. OF ENGLISH LANGUAGE AND LITERATURE
  • 4.
    WHO AM I? NavyRussian Translator Russian instructor at the U.S. National Security Agency
  • 5.
  • 6.
    WHY DO YOUNEED SECRET CODES?
  • 7.
    CODES ARE OLD JuliusCaesar (100BC-44BC) used codes with his army Substitution codes used for centuries Updated to numeric codes and ciphers Al-Khalil (c. 725-790 AD) – first codebreaker
  • 8.
    FEVYGMCS IZGBEUF EUHSZ A = M HIROGAKU ENGLISH IS FUN! CODES AND CIPHERS PRACTICE
  • 9.
    CODE BOOKS &ONE-TIME PADS
  • 10.
    あ い うえ お か き く け こ さ し す せ そ た ち つ て と な に ぬ ね の A B C D E F G H I J K L M N O P は ひ ふ へ ほ ま み む め も や ゆ よ ら り る れ ろ わ を ん Q R S T U V W X Y Z YOUR OWN SECRET CODES あ い う え お か き く け こ さ し す せ そ た ち つ て と な に ぬ ね の ん を わ ろ れ る り ら よ ゆ や も め む み ま ほ へ ふ ひ は の ね ぬ に は ひ ふ へ ほ ま み む め も や ゆ よ ら り る れ ろ わ を ん な と て つ ち た そ せ す し さ こ け く き か お え う い あ
  • 11.
    ENIGMA AND 九七式欧文印字機(PURPLE) 97-shiki O-bun In-ji-ki
  • 12.
  • 13.
    AGE OF COMPUTERIZEDCODES Magnetic Tape Storage CRAY Supercomputer
  • 14.
    MODERN CODES BYTEENS Today’s teens have created a new type of code: Text speak Made because of the need to type fast
  • 15.
    MODERN CODES BYTEENS Made by removing vowels: Are = R り = 了解 Use letters that sound like words: You = U Late = L8
  • 16.
    TEXT SPEAK REALWORD 24/7 2day / 2nite 2QT 4eva <3 @ ASAP b4 bcuz BF / GF TEXT SPEAK TEXT SPEAK REAL WORLD omg QT RUOK smh ttyl tom U2 wknd ZZZ TEXT SPEAK REAL WORLD brb dunno ez hag1 / hago howru idk JK K L8R msg
  • 17.
    TEXT SPEAK REALWORD 24/7 24 HRS /7 DAYS 2day / 2nite TODAY / TONIGHT 2QT TOO CUTE 4eva FOREVER <3 HEART @ AT ASAP AS SOON AS POSSIBLE b4 BEFORE bcuz BECAUSE BF / GF BOYFRIEND / GIRLFRIEND TEXT SPEAK TEXT SPEAK REAL WORLD omg OH MY GOD QT CUTIE RUOK ARE YOU OKAY smh SMACK MY HEAD ttyl TALK TO YOU LATER tom TOMORROW U2 YOU TOO wknd WEEKEND ZZZ SLEEPY/BORED TEXT SPEAK REAL WORLD brb BE RIGHT BACK dunno I DON’T KNOW ez EASY hag1 / hago HAVE A GOOD ONE howru HOW ARE YOU? idk I DON’T KNOW JK JUST KIDDING K OKAY L8R LATER msg MESSAGE
  • 18.
    YOUR OWN SECRETCODES Now you can keep your thoughts secret by making your own code!
  • 19.
    • Practical Englishfor communication • Western culture and history courses • British and American literature • Fun activities: English Camp / Holiday Parties We’ll prepare you for jobs in the 21st century. Questions: See www.hirogaku-u.ac.jp LEARN MORE AT HIROGAKU