Title	Security Threats and Countermeasures in Software Defined Networks
Author	Adnan Ahmed, Adnan Manzoor, Imtiaz Ali Halepoto, Fizza Abbas, Ubaidullah Rajput
Citation	Vol. 18  No. 4  pp. 69-74
Keywords	Network, Software Defined Network, Control Plane, Forwarding Plane, Data Plane, Security

Title	Self-healing in Operating Systems
Author	Adnan Manzoor, Ubaidullah Rajput, Nazar Hussain Phulpoto, Fizza Abbas, Marina Rajput
Citation	Vol. 18  No. 5  pp. 92-99
Keywords	self-healing distributed systems operating systems fault tolerance

Title	An Efficient Sindhi Spelling Checker for Microsoft Word
Author	Imtiaz Ahmed Dahar, Fizza Abbas, Ubaidullah Rajput, Ayaz Hussain, Faiza Azhar
Citation	Vol. 18  No. 5  pp. 144-150
Keywords	Sindhi, spell checker, Microsoft word, correction, suggestion.

Title	Enhancing security of Urdu language websites through Urdu CAPTCHA
Author	Imtiaz Ahmed Dahar, Fizza Abbas Alvi, and Ubaidullah Rajput
Citation	Vol. 20  No. 11  pp. 142-152
Keywords	Urdu, CAPTCHA, security, efficiency.