Contents: Once Over Lightly; Chaotic Parameter Modulations; Cryptography Based on Chaotic Systems; Channel-Independent Chaotic Secure Communication; Chaotic Impulse Radio; Secure Communication Based on Impulsive Synchronisation; Experiment Results of Impulsive Synchronisation of Chaotic Systems; Experiments of Impulsive Chaotic Communications Systems; Cryptanalysing Chaotic Secure Communications Using Return Maps; Breaking Chaotic Switching Using Generalised Synchronisation; Breaking Chaotic Secure Communication Using Spectrogram; Using Neural Networks to Unmasking Chaotic Secure Communication; References; Index.