Efficient Compression and Encryption for Digital Data Transmission

Table 5

Cost of encryption for one-dimensional data (compression + encryption).

Compression method	Test set size	Compr. Size	Compr. +; DES	Compr. + 3DES	Compr. + AES	Compr. +; RC4
RLE	3229989	2796235	2796304; (+0,0021%)	2796304; (+0,0021%)	2796368; (+0,0041%)	2796235; (+0%)
Huffman	3229989	1833144	1833224; (+0,0025%)	1833224; (+0,0025%)	1833296; (+0,0047%)	1833144; (+0%)
Arithmetic	3229989	1215909	1215992; (+0,0026%)	1215992; (+0,0026%)	1216080; (+0,0053%)	1215909; (+0%)
LZW	3229989	1743266	1743344; (+0,0024%)	1743344; (+0,0024%)	1743424; (+0,0049%)	1743266; (+0%)