1 ) a) Android Security : One of the biggest challange is android smart phone security as once user had given permission control, the app has the ability to display popups and install the adware and inject virusesm also. b) Hackers era : In todays digital era these bad guys use coordinated attack and get from us whatever they want from us. and many more countless number of trend like IOS malware attack is still a hot issue in the market these days. Steps to Take to Minimize the Possibility of an Attack on a System : 2) a) You should create strong passwords :Store your passwords safely. Don’t use sticky notes to write or store them if you want to store them manualy, file passwords away from your computers. Write clues rather than the actual password as a protective measure. b) Account Log-off : Its a simple step that can prevent you from cyber attack if you always log off your account. c) Install System and software updates : As we know that daily new number of malwares and viruses are being created so update system and software to get rid of those attacks 3) Trojan , Adwares , malwares , Spy Wares , Backdoor , wabbits ,Exploit , Phishing are some of the wellknown Threats That Exist for Computers and Networks. 4) Number of Crimes happened in recent times , Some are : a) Hackers published 13GB of Ashley Madison data b)Credit card data hacked from Mandarin Oriental Solution 1 ) a) Android Security : One of the biggest challange is android smart phone security as once user had given permission control, the app has the ability to display popups and install the adware and inject virusesm also. b) Hackers era : In todays digital era these bad guys use coordinated attack and get from us whatever they want from us. and many more countless number of trend like IOS malware attack is still a hot issue in the market these days. Steps to Take to Minimize the Possibility of an Attack on a System : 2) a) You should create strong passwords :Store your passwords safely. Don’t use sticky notes to write or store them if you want to store them manualy, file passwords away from your computers. Write clues rather than the actual password as a protective measure. b) Account Log-off : Its a simple step that can prevent you from cyber attack if you always log off your account. c) Install System and software updates : As we know that daily new number of malwares and viruses are being created so update system and software to get rid of those attacks 3) Trojan , Adwares , malwares , Spy Wares , Backdoor , wabbits ,Exploit , Phishing are some of the wellknown Threats That Exist for Computers and Networks. 4) Number of Crimes happened in recent times , Some are : a) Hackers published 13GB of Ashley Madison data b)Credit card data hacked from Mandarin Oriental.