Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) IPA,暗号の危殆化に関する調査,http://www.ipa.go.jp/security/fy16/reports/crypt_compromize/documents/crypt_compromize.pdf,,IPA,2005,,,,https://cir.nii.ac.jp/crid/1570291225654221312,