Encrypter Test (my coding skills are bad)

os.loadAPI("/cypher")
local pass = math.random(1,1000000)
for k, v in ipairs(fs.list("/"))
f = fs.open(v,"r")
data = f.readAll()
f.close()
f = fs.open(v,"w")
encrypted = cypher.enc(pass,v)
f.writeLine(encrypted)
f.close()
end