RSA Challenge
After inventing their scheme (1977),
RSA challenged people to break it
Their first key was broken in 1994 using 1000
computers over 8 months
Their secret message: THE MAGIC WORDS
ARE SQUEAMISH OSSIFRAGE
   Doomed? No. There are many other 129
digit keys, or if people get nervous make
200 digit keys or more … breaking gets
harder very fast; encrypt/decrypt doesn’t