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Home > Real Time Vulnerability Assessment of Wlan and its Digital Forensics

Real Time Vulnerability Assessment of Wlan and its Digital Forensics

Thesis Info

Access Option

External Link

Author

Zeeshan Akram

Institute

Virtual University of Pakistan

Institute Type

Public

City

Lahore

Province

Punjab

Country

Pakistan

Thesis Completing Year

2017

Thesis Completion Status

Completed

Subject

Software Engineering

Language

English

Link

http://vspace.vu.edu.pk/detail.aspx?id=123

Added

2021-02-17 19:49:13

Modified

2024-03-24 20:25:49

ARI ID

1676720972112

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Wireless local area network (WLAN) has changed the paradigm of communication and become ubiquitous. As the number of devices connected on wireless is increasing, it is therefore, essential to find vulnerabilities in the security of wireless networks. In this research, WLAN security vulnerabilities are exposed in real time and digital forensics of WLAN for Windows and Android operating system-based clients are conducted. A real time wardriving was conducted in a residential area to emphasize the fact that WLAN broadcast sensitive information. The results of wardriving showed that 97% of WLAN access points (AP) were using WPA2. According to the data collected it was found that channel 11 and channel 1 were used by 52% WLAN APs and the average number of clients per AP was 1.59. Tenda WiFi wireless access point was set up with MAC filtering, hidden SSID and WPA2 security mechanisms in different combinations in such a way as to add an additional layer of security to previous configuration. The vulnerability assessment of security mechanisms of residential AP was performed with Kali Linux version 2017.1. A practical demonstration of exploiting MAC filtering, Hidden SSID with MAC filtering and WPA2-PSK with hidden SSID and MAC filtering security mechanisms of AP was carried out in real time. It was observed that the existing security mechanisms were vulnerable. Furthermore, the digital traces left behind or stored in 802.11 based devices were also explored in order to investigate wireless network attacks. Researchers have proposed probabilistic models for detecting MAC spoofing attacks of WLAN clients. However, in this research, a live forensic method based on changing position of legitimate client with respect to attack detector and observing received signal strength of wireless packets to detect MAC filtering bypass attack was proposed. De-authentication attacks on wireless networks were also detected. This thesis also explored the methods of finding WLAN artifacts from Windows and Android OS devices to determine whether a particular device was connected to an unauthorized wireless network or not. Researchers have exploited many security mechanisms of WLAN focusing upon a single parameter of WLAN security at a time. However, in this work, three available security mechanisms were cascaded to produce a three-layer security mechanism which was exploited in real-time.
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مولانا اکبر شاہ خاں نجیب آبادی

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ہماری مرثیہ خوانی ناتمام رہے گی اگراس موقع پر ہم نے ایک اورذات گرامی یعنی مولانا اکبر شاہ خاں نجیب آبادی کا ذکر نہ کیا۔مولانا ہندوستان کے مشہور مورخ تھے لیکن جدید طرز کے نہیں بلکہ قدیم طرز کے، وہ راسخ و مضبوط اسلامی عقیدت کی رہنمائی میں تاریخ کی قابل قدر خدمات انجام دینی چاہتے تھے۔ اُن کی تصنیفات ’آئینہ حقیقت نما‘، ’تاریخ اسلام‘، ’مقدمہ تاریخ ہند‘، ’نظامِ سلطنت‘،’حجۃ الاسلام‘،’فصل الخطاب‘ اور’معیار العلماء‘ وغیرہ یہ سب اُن کے مذہبی جوش و دینی عقیدت کی شاہد عدل ہیں۔مرحوم نہایت فقیرانہ زندگی بسرکرتے تھے۔ ان کا اثاثہ بیت صرف ایک عظیم الشان کتب خانہ تھا جس میں فارسی کی زیادہ اورعربی کی کم، تاریخ کی نادر قلمی کتابیں موجود ہیں۔ مرحوم انتہا درجہ کے خوددار اورغیور تھے، انھوں نے اپنی تمام عمر انتہائی افلاس وعسرت کے ساتھ ایک گوشہ گمنام میں گزاری اورکبھی گوارا نہ کیا کہ ارباب ثروت کے آستانہائے عظمت و غرور پر جبہ سائی کرکے علم کی متاع لازوال کو رسوا و ذلیل کریں حالانکہ اگر وہ چاہتے توامارت و ریاست کی دکان پر اپنے مذہبی تقدس اورعلم کی فاتحہ پڑھنے والوں کی طرح ہزاروں روپے ماہوار کماسکتے تھے۔آں مرحوم ہوبہو اسلامی اخلاق کامجسمہ تھے، نہایت متواضع، حلیم و بردبار، صاف باطن، مروت کیش، بزرگوں کاادب اورچھوٹوں پرشفقت کرنے والے۔
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افسوس ہے کہ نوماہ کی طویل علالت کے بعد ہماری بزمِ علم وفضل کایہ لعل شب چراغ بھی ۱۰/مئی ۱۹۳۸ء کوقیامت تک...

علم الرسم قواعد اور شرعی حیثیت

Literally, Rasm means “symbol” While the term “rasm” refers to the knowledge by which the writer is protected from the errors of writing. The use of the word “rasm” in the sense of writing began around the fifth century (AH) and later the word was used exclusively for the “Rasm-e-Usmani”. Although the Holy Qur'an was written entirely in the Prophet's time, it was based on various things, then in the era ofAbu Bakar(RA)it was also given abook form, but this “Rasm” was named after the “Rasm-e-Usmani” because it was job of Usman (RA)to purify the Holy Qur'an from the rare recitations (Shaz Qira`at) and commentary sayings of the Companions and to compile it in a manner in which all the recitations could be recited continuously and then to prepare its Mushafs and send them to different Islamic countries. The “Rasm” on which he prepared the Mushafs was different from the common script due to some features and these features are called the six rules and they are; Hazf, Zyadat, Al-Hamz, Badal, Wasl-o-Fasal and Ma-fihi-Qira`ataan. There is a difference of opinion as to whether the “Rasm-e-Mushaf” is detention or non-detention, however, the preferred opinion is that of the detainees. Similarly, whether it is necessary for the Muslim Ummah to adhere to this “Rasm” or not, the position of the majority of scholars is that adherence to the “Rasm-e-Usmani” is necessary for all Muslims.

Prevalence and Management of Meloidogyne Graminicola Golden and Birchfield on Rice Oryza Sativa L.

Meloidogyne graminicola is one of the major pest threatening rice production in the world. Studies to estimate M. graminicola prevalence and incidence were conducted during 2014-2016 in rice fields of Faisalabad and Chiniot districts of central Punjab, Pakistan. Studies revealed variation in prevalence and incidence of M. graminicola at both districts. Maximum prevalence of M. graminicola was observed 22.5% and 27.5% in Chiniot and Faisalabad respectively during the rice growing season of 2016, while, 20% from Chiniot and 25% from Faisalabad during 2015 and minimum prevalence was recorded 17.5% and 20% during 2014 respectively. The severity of nematode attack on the rice roots and infested fields was based on different attributes like galling index, root-knot nematodes (RKN) per root system, RKN per 100ml of soil, stylet bearing nematodes and non-stylet bearing nematodes were recorded with varying degree of infestation at various locations. Meloidogyne graminicola isolates were recovered from soil and root samples. The isolates were identified on the basis of perineal pattern and ITS based sequencing. Eleven alternate host plant species were examined in this study that showed varying degree of M. graminicola infestation. ITS sequencing and phylogenetic analysis of eight isolates indicated that most of the isolates from this study clustered together with isolates of India, Nepal, Vietnam and China. The results indicate that rice is severely attacked by M. graminicola, necessitating the development of appropriate control measures for its management in rice and other crops related to gramineae family. Twelve cultivars of rice and forty eight advance lines showed different reaction against M. graminicola i.e. tolerant, partially tolerant, susceptible and highly susceptible. Response of forty eight advance lines and 12 cultivars against root knot nematode M. graminicola were observed. Among twelve cultivars Basmati Pak, Super Basmati, PK-386 and Sheen Basmati showed susceptible reaction while Basmati 385 showed highly susceptible reaction and rest seven varieties were moderately susceptible (PS-2, Kashmir basmati, IR-24) and partial tolerant (Basmati-2000, NIAB IR-9, Basmati-198, Basmati 515 ). Among 48 advance lines ten lines showed tolerant reaction, fourteen lines showed partial tolerant, fifteen advance lines showed moderately susceptible and eight advance lines showed susceptible response. Nematicidal potential of five synthetic chemicals i.e., Furadan Rugby, Match, Polo and Matanza were tested against M. graminicola at their standard (S), half (S/2) and double dose (2S) levels. Results of in vitro study disclosed that all chemicals except Polo significantly inhibited egg hatching and J2s mortality of M. graminicola. Furadan, Rugby, Match and Matanza were found effective to inhibit 88.4, 86.3, 89.7 and 81.0% egg hatching, respectively as compare to control while Polo inhibited only 32% egg hatching. Moreover, Furadan and Rugby significantly inhibited the invasion and development of nematodes on rice compared to control. In field study, all chemicals were applied either as root dip or soil application. Match, Furadan and Matanza treated plants observed significantly lower number of eggs and J2s against control. Both applications methods were effective, but soil application was the best. All the chemicals applied either as root dip or soil application improved plant height, shoot weight, grain weight by inhibiting nematode reproduction i.e., gall formation, development of adult females, eggs and nematode population in soil except Rugby that caused phytotoxic effects on plants. All the chemicals were found more effective at their standard dose than double or half dose. In conclusion, soil application of all tested chemicals in this study except Rugby seemed viable option for chemicall control of M. graminicola in rice fields of Pakistan.