Our Trust mode e We choose subjective logic trust model as the basis of our trust model because it a best expresses the subjectivity of trust best exhibits the properties of trust relationship in MANET, especially the uncertainty a is more informative than single value trust representation a is more reasonable with probability representation than discrete value representation a is more flexible than upper/lower bound trust representation e We derive our trust model from subjective logic as follows 13 May 29, 2009 CSE CUHK13 May 29, 2009 CSE CUHK Our Trust Model ◆ We choose subjective logic trust model as the basis of our trust model, because it ◼ best expresses the subjectivity of trust; ◼ best exhibits the properties of trust relationship in MANET, especially the uncertainty; ◼ is more informative than single value trust representation; ◼ is more reasonable with probability representation than discrete value representation; ◼ is more flexible than upper/lower bound trust representation. ◆ We derive our trust model from subjective logic as follows