Inventor
TANAKA HIDEMA
JP5 patents
Patents
5 patentsUS7340053B2Mar 4, 2008
Cipher strength estimating device
NAT INST INF & COMM TECH8 citations68
US7499541B2Mar 3, 2009
Cipher strength evaluation apparatus
NAT INST INF & COMM TECH2 citations59
US7415616B2Aug 19, 2008
Cipher strength evaluation apparatus
NAT INST INF & COMM TECH2 citations59
US7460665B2Dec 2, 2008
Cipher strength evaluation apparatus
NAT INST INF & COMM TECH4 citations55
US7310421B2Dec 18, 2007
Particular plaintext detector
NAT INST INF & COMM TECH0 citations44