Title:
APPARATUS AND METHOD FOR ADDING/READING INFORMATION TO/FROM DIGITALLY-SIGNED PE FILE
Document Type and Number:
WIPO Patent Application WO/2013/137633
Kind Code:
A1
Abstract:
The present invention relates to an apparatus for adding information to a digitally-signed PE file, including: a parsing unit for parsing a digitally-signed PE file; a size-adjusting unit for increasing, by a preset unit, a size value of a certificate table section stored in the parsed PE file; and an information-changing unit for adding data necessary for the certificate table section and adjusting a cyclic redundancy check value, wherein, even though information is added to the digitally signed PE file, the digital signature is valid and the added information is to be read.
Inventors:
KIM KIYOUNG (KR)
KIM JOOSAENG (KR)
KIM HYUN OH (KR)
KIM JOOSAENG (KR)
KIM HYUN OH (KR)
Application Number:
PCT/KR2013/001998
Publication Date:
September 19, 2013
Filing Date:
March 13, 2013
Export Citation:
Assignee:
AHNLAB INC (KR)
International Classes:
G06F21/00; G06F21/12
Foreign References:
KR20080093332A | 2008-10-21 | |||
KR20080090939A | 2008-10-09 | |||
KR20100100492A | 2010-09-15 | |||
KR20030037631A | 2003-05-14 |
Other References:
AYMERIC BARTHE: "Changing a Signed Executable Without Altering Windows Digital Signature", 22 February 2009 (2009-02-22), Retrieved from the Internet
Attorney, Agent or Firm:
FIRSTLAW P.C. (KR)
제일특허법인 (KR)
제일특허법인 (KR)
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