Security vulnerability in a non-interactive ID-based proxy re-encryption scheme. - Woo Kwon Koo; Jung Yeon Hwang; Dong Hoon Lee 001 (Inf. Process. Lett., 2009)

Public-Key Revocation and Tracing Schemes with Subset Difference Methods. - Kwangsu Lee; Woo Kwon Koo; Dong Hoon Lee 001; Jong Hwan Park (IACR Cryptol. ePrint Arch., 2013)

Public-Key Revocation and Tracing Schemes with Subset Difference Methods Revisited. - Kwangsu Lee; Woo Kwon Koo; Dong Hoon Lee 001; Jong Hwan Park (ESORICS (2), 2014)

Two-stage tamper response in tamper-resistant software. - Moon Chan Park; Woo Kwon Koo; Dong Geun Suh; In-Seok Kim; Dong Hoon Lee 001 (IET Softw., 2016)