?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=HIBRID+KRIPTOGRAFI+DAN+STEGANOGRAFI+MENGGUNAKAN+RSA+DAN+AMELSBR&rft.creator=EKO+IBRAHIM+AHMAD%2C+1217051024&rft.subject=+&rft.description=The+security+is+one+important+issue+in+sending+a+secret+message.+In+this+case%2C+cryptography+will+serve+to+encrypt+a+secret+message+into+irregular+form+and+steganography+will+hides+the+message+irregularly+into+the+media+image%2C+which+will+produce+a+double+security+in+sending+secret+messages.+In+this+research%2C+we+build+a+web-based+hybrid+system+cryptography+and+steganography+using+RSA+and+AMELSBR.+The+media+container+is+an+image+with+format+file+type+(.jpg)+which+serves+as+input+(cover+image)%2C+and+the+image+with+format+file+type+(.png)+which+serves+as+output+(stegoimage).+The+data+that+can+be+inserted+in+cover+image+is+a+file+with+format+file+type+(.txt).+The+result+of+this+research+is+that+the+RSA+method+and+AMELSBR+successfully+encrypt+and+hide+a+secret+message+into+image%2C+and+successfully+restoring+the+irregularly+message+into+original+message.+The+AMELSBR+method+has+the+greatest+possibility+in+returning+of+the+file+on+the%0D%0Amanipulation+of+brightness+and+contrast+if+the+cover+in+monochrome+or+grayscale+quality.+The+manipulation+of+cropping+stegoimage+which+taken+place+on+the+right+and+bottom+have+smaller+risk+of+data+loss+based+on+the+scale+of+crops+and+image+resolution.+Furthermore%2C+one+of+the+communication+lines+of+social+media+that+is+safe+to+use+without+any+damage+on+the+delivery+stegoimage+is+the+application+of+BBM+(BlackBerry+Messenger)+with+HD+(high+definition)+image+quality.%0D%0A%0D%0AKeywords%3A+hybrid%2C+cryptography%2C+steganography%2C+RSA%2C+AMELSBR.&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG&rft.date=2016-11-01&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F24599%2F1%2FABSTRACT%2520%2528ABSTRAK%2529.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F24599%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F24599%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++EKO+IBRAHIM+AHMAD%2C+1217051024++(2016)+HIBRID+KRIPTOGRAFI+DAN+STEGANOGRAFI+MENGGUNAKAN+RSA+DAN+AMELSBR.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG%2C+Universitas+lampung.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F24599%2F