2021. A Proposed Modification on RC4 Algorithm by Increasing its Randomness. Journal of Al-Rafidain University College For Sciences ( Print ISSN: 1681-6870 ,Online ISSN: 2790-2293 ). 39, 1 (Oct. 2021), 349–372. DOI:https://doi.org/10.55562/jrucs.v39i1.217.