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Articles 241 - 270 of 989

Full-Text Articles in Aviation Safety and Security

Microsoft Defender Will Be Defended: Memoryranger Prevents Blinding Windows Av, Denis Pogonin, Igor Korkin, Phd Jan 2022

Microsoft Defender Will Be Defended: Memoryranger Prevents Blinding Windows Av, Denis Pogonin, Igor Korkin, Phd

Annual ADFSL Conference on Digital Forensics, Security and Law

Windows OS is facing a huge rise in kernel attacks. An overview of popular techniques that result in loading kernel drivers will be presented. One of the key targets of modern threats is disabling and blinding Microsoft Defender, a default Windows AV. The analysis of recent driver-based attacks will be given, the challenge is to block them. The survey of user- and kernel-level attacks on Microsoft Defender will be given. One of the recently published attackers’ techniques abuses Mandatory Integrity Control (MIC) and Security Reference Monitor (SRM) by modifying Integrity Level and Debug Privileges for the Microsoft Defender via syscalls. …


Integrated Risk Assessment In Ramp Handling Operations: Risk Mapping For Turkish Airports, Ebru Yazgan, Vildan Durmaz, Ayşe Küçük Yılmaz, Konstantinos N. Malagas Jan 2022

Integrated Risk Assessment In Ramp Handling Operations: Risk Mapping For Turkish Airports, Ebru Yazgan, Vildan Durmaz, Ayşe Küçük Yılmaz, Konstantinos N. Malagas

International Journal of Aviation, Aeronautics, and Aerospace

Ramp handling acts a vital role in sustainable airport operations. The ramp related services provided to aircraft and their passengers at the airports are related to the landing, take-off, unloading and loading of the aircraft. Human resource is a key component in ramp handling operation and errors by employees cause significant accidents or incidents. The main purpose of the current study is to prioritize critical risk factors in ramp handling operations by using an integrated risk management approach and optimizing human performance while minimizing both failures and errors by employees. In this study, an integrated qualitative and quantitative risk assessment …


The Persistence Of Safety Silence: How Flight Deck Microcultures Influence The Efficacy Of Crew Resource Management, Kimberly Perkins, Sourojit Ghosh, Julie Vera, Cecilia Aragon, Adam Hyland Jan 2022

The Persistence Of Safety Silence: How Flight Deck Microcultures Influence The Efficacy Of Crew Resource Management, Kimberly Perkins, Sourojit Ghosh, Julie Vera, Cecilia Aragon, Adam Hyland

International Journal of Aviation, Aeronautics, and Aerospace

The majority of First Officers and Captains feel that Captains establish the tone of the flight deck microculture. However, the majority of these pilots also report that as First Officers, they have hesitated to share safety-pertinent data and/or experience being silenced after sharing safety data due to a psychologically unsafe flight deck. Utilizing direct feedback from industry pilots, we explore ways that Captains can create a more inclusive microculture that elicits safety voice. The safety system designed to enhance crew collaboration, Crew Resource Management, fails to adequately establish tools for designing a psychologically safe flight deck. We conclude that Crew …


Conceptual Design Of Fuel Dumping System In Aircraft, Naveen M. Kumar Mr., Ravi A. Kannan Be., Magesh L Be., Praveen T. Kumar Be., Vijay K. Babu Me., Prashanth Radhakrishnan Be. Jan 2022

Conceptual Design Of Fuel Dumping System In Aircraft, Naveen M. Kumar Mr., Ravi A. Kannan Be., Magesh L Be., Praveen T. Kumar Be., Vijay K. Babu Me., Prashanth Radhakrishnan Be.

International Journal of Aviation, Aeronautics, and Aerospace

Airlines release the unburned jet fuel into the atmosphere to reduce the weight of aircraft before landing. Sometimes, aircraft reach a weight more than takeoff weight while departing from the airport. Therefore, the pilot follows the ATC comment to dump fuel into the atmosphere to reduce the aircraft's weight to avoid accidents. Due to fuel dumping, an airline faces fuel consumption, loss, and several diseases affect environmental pollutants, and living things. The total fuel consumption of commercial airlines worldwide in 2021 is 57 billion gallons. If jet fuel routinely hit the ground, it would pollute water and land and damage …


Detection Of Overlapping Passive Manipulation Techniques In Image Forensics, Gianna S. Lint, Umit Karabiyik Jan 2022

Detection Of Overlapping Passive Manipulation Techniques In Image Forensics, Gianna S. Lint, Umit Karabiyik

Annual ADFSL Conference on Digital Forensics, Security and Law

With a growing number of images uploaded daily to social media sites, it is essential to understand if an image can be used to trace its origin. Forensic investigations are focusing on analyzing images that are uploaded to social media sites resulting in an emphasis on building and validating tools. There has been a strong focus on understanding active manipulation or tampering techniques and building tools for analysis. However, research on manipulation is often studied in a vacuum, involving only one technique at a time. Additionally, less focus has been placed on passive manipulation, which can occur by simply uploading …


The Effects Of 5g Implementation On The Aspects Of Sustainability In The Air Transportation Industry, Leila Halawi, Douglas Ashlock, Lucy Elias, Hannah Puchkoris, Anthony Williams Jan 2022

The Effects Of 5g Implementation On The Aspects Of Sustainability In The Air Transportation Industry, Leila Halawi, Douglas Ashlock, Lucy Elias, Hannah Puchkoris, Anthony Williams

Publications

The concern of 5G C-band frequency interference with global aviation operations was founded on the criticality of a single-point failure with the radio altimeter operations. The research in this report intends to highlight the severe impact of 5G C-band implementation on the air transportation industry. It focuses on one airport in the United States, Seattle-Tacoma International Airport (SEA), one of the busiest airports in the country, flying both domestically and internationally. The results show that Boeing aircraft are affected more than Airbus for 5G interference. Further, the findings show that the United States should align its 5G implementation with other …


Noise And Time Pressure Effects On Situation Awareness And Aviation Maintenance Tasks, Syaza R. M. Haris Dec 2021

Noise And Time Pressure Effects On Situation Awareness And Aviation Maintenance Tasks, Syaza R. M. Haris

Doctoral Dissertations and Master's Theses

Aircraft maintenance technicians (AMTs) working in a line maintenance work setting are very susceptible to the deafening occupational noise from the airport vicinity or the maintenance machinery itself. Compared to a base maintenance working period, a line maintenance job requires AMTs to complete a task within a short time frame. The current study's objective is to determine if different noise levels and time pressure influence AMTs' performance and situation awareness (SA). Sixteen Embry-Riddle Aeronautical University students majoring in Aviation Maintenance Science participated in a within-subject experimental design. Each participant's performance, SA level, and perceived workload were measured during maintenance tasks …


Utilizing Uas To Support Wildlife Hazard Management Efforts By Airport Operators, Flavio A. C. Mendonca, Ryan Wallace Dec 2021

Utilizing Uas To Support Wildlife Hazard Management Efforts By Airport Operators, Flavio A. C. Mendonca, Ryan Wallace

Publications

The FAA requires airports operating under the Code of Federal Regulations Part 139 to conduct a wildlife hazard assessment (WHA) when some wildlife-strike events have occurred at or near the airport. The WHA should be conducted by a Qualified Airport Wildlife Biologist (QAWB) and must contain several elements, including the identification of the wildlife species observed and their numbers; local movements; daily and seasonal occurrences; and the identification and location of features on and near the airport that could attract wildlife. Habitats and land-use practices at and around the airport are key factors affecting wildlife species and the size of …


Assessment Of The Skeletonization And Motion Monitoring System For The Security Efficiency Of The United States Airports, Haoruo Fu Dec 2021

Assessment Of The Skeletonization And Motion Monitoring System For The Security Efficiency Of The United States Airports, Haoruo Fu

Theses and Dissertations

The screening processes at airports, including passengers and baggage, have changed dramatically in the past twenty years. The goal of the X-ray scanning is to enhance airport screening by preventing passengers from carrying weapons and contraband. X-ray is more effective compared to traditional pat-down. The X-ray shoots beams through passengers and their baggage, which provides an inner view to the Transportation Security Administration (TSA) screeners. Issues and concerns of the use of X-ray have also been raised, as some passengers complained about possible health issues due to the body exposure of radioactive waves; other experts pointed out possible human factor …


The Potential Impact Of A Voluntary Non-Punitive Self Report Program Under The Scope Of The Brazilian Civil Aviation Authority, Audrey Gonzalez, Bráullio Amaral, Felipe Piton, Laércio De Araujo, Marcelo Marcusso Nov 2021

The Potential Impact Of A Voluntary Non-Punitive Self Report Program Under The Scope Of The Brazilian Civil Aviation Authority, Audrey Gonzalez, Bráullio Amaral, Felipe Piton, Laércio De Araujo, Marcelo Marcusso

Student Works

The key recommendation from this study is to purpose the Brazilian National Civil Aviation Authority evaluation over the implementation of a new voluntary and non-punitive safety reporting program, with a different scope from the current one. The voluntary self-reporting programs in place in the USA, Europe and Australia should be used as a regulatory reference and the program development and implementation should be executed in close coordination with the different industry stakeholders.

To access if the current Brazilian State Safety reporting system meets ICAO requirements, the researchers accessed pertinent aviation safety regulatory legislation. Additionally, to access if the current Brazilian …


The Secret Life Of Stalls, Nihad E. Daidzic Oct 2021

The Secret Life Of Stalls, Nihad E. Daidzic

Aviation Department Publications

FAA Safety Webinar (GL15107982) held online at 9:00 CST on Saturday, October 23, 2021.


Adverse Weather Low-Probality Forecast Effects On Flight Fuel Planning, Fabio Castro, Diogo Umsza, David Louzada, Paulo Ricardo Lanzarini, Manoel Valente Oct 2021

Adverse Weather Low-Probality Forecast Effects On Flight Fuel Planning, Fabio Castro, Diogo Umsza, David Louzada, Paulo Ricardo Lanzarini, Manoel Valente

Student Works

This project aimed to improve the efficiency of flight planning of regular airlines regarding the addition of extra fuel due to weather forecasts with low probability occurrence regarding rain and thunderstorm events (30 and 40% chances).

Recommendations:

  • Expand the scope/sample of analyzed flights to include other significant strategic airports.

  • Involve Operations Control Center, Air Operations Engineering, and Safety Department in future studies in order to create an effective policy for extra fuel supply (on planning and flight execution).

  • Include in the study other meteorological phenomena and conditions that involve flights extra fuel supply, such as FOG, MIST, HAZE.

General Aviation Flight Safety During The Covid-19 Pandemic, Douglas D. Boyd Oct 2021

General Aviation Flight Safety During The Covid-19 Pandemic, Douglas D. Boyd

Publications

BACKGROUND/OBJECTIVE: The COVID-19 virus has caused over 582,000 deaths in the United States to date. However, the pandemic has also afflicted the mental health of the population at large in the domains of anxiety and sleep disruption, potentially interfering with cognitive function. From an aviation perspective, safely operating an aircraft requires an airmans cognitive engagement for: 1) situational awareness, 2) spatial orientation, and 3) avionics programming. Since impaired cognitive function could interfere with such tasks, the current study was undertaken to determine if flight safety for a cohort of single engine, piston-powered light airplanes was adversely affected during a period …


Pilot Perception Of Cockpit Organizational Framework’S Impact On Flight Safety And Subordinate Pilot Behavior, Robert D. Allen Oct 2021

Pilot Perception Of Cockpit Organizational Framework’S Impact On Flight Safety And Subordinate Pilot Behavior, Robert D. Allen

Doctoral Dissertations and Master's Theses

Past accidents have indicated that first officers (FO) are less likely to identify and correct captain errors than captains are to correct FO errors. Crew resource management (CRM) training was introduced in the late 1970s to improve captain teamwork skills to utilize the FO more effectively and to increase FO willingness to interject to preserve safety. Despite the effectiveness of CRM training programs, there continue to be incidences where subordinate pilots make weak or ineffective attempts to preserve safety.

This research investigated commercial and airline transport pilots’ perception of the impact cockpit organizational framework (COF) has on both flight safety …


Identification Of Factors Associated With Fume Events Using Text Mining And Data Mining Methods, Mary B. O'Connor Oct 2021

Identification Of Factors Associated With Fume Events Using Text Mining And Data Mining Methods, Mary B. O'Connor

Doctoral Dissertations and Master's Theses

Pilots, flight attendants, and passengers can be exposed to toxic compounds when the bleed air that supplies the cabin and flight deck is contaminated with pyrolyzed hydraulic fluid or oil from turbine jet engines. These fume events occur sporadically and can result in acute or chronic exposure in air crews and can have catastrophic consequences if flight crew members become impaired or incapacitated. The purpose of this research was to explore unstructured textual data and identify important factors associated with these events. Models using machine learning algorithms were developed and tested using variables gleaned from the text mining process and …


Contributory Factors Of Fatigue Among Collegiate Aviation Pilots: An Ordinal Regression Analysis, Flavio A. C. Mendonca, Julius Keller, Daniel Kwasi Adjekum Aug 2021

Contributory Factors Of Fatigue Among Collegiate Aviation Pilots: An Ordinal Regression Analysis, Flavio A. C. Mendonca, Julius Keller, Daniel Kwasi Adjekum

Publications

Fatigue is a pervasive safety hazard in aviation affecting several aspects of a pilot's’ ability to safely perform their jobs. Several factors can contribute to fatigue, including inadequate sleep, stress, long work hours, excessive workload, and inadequate nutritional habits. In addition to flight training, some factors including academic, social, part-time work, and emerging time management skills are unique for Title 14 Code of Federal Regulations (CFR) Part 141 collegiate aviation pilots. By utilizing the Collegiate Aviation Fatigue Inventory (CAFI-II) at eight flight programs (n = 422), the current study examined factors such as fatigue training received, time spent working/studying and …


Language As A Factor In Aviation Accidents And Serious Incidents: A Handbook For Accident Investigators Ed. 2, Elizabeth Mathews, Anthony T. Brickhouse, Joan Carson Ph.D., Enrique Valdes Aug 2021

Language As A Factor In Aviation Accidents And Serious Incidents: A Handbook For Accident Investigators Ed. 2, Elizabeth Mathews, Anthony T. Brickhouse, Joan Carson Ph.D., Enrique Valdes

Handbooks

The purpose of this handbook is to support accident investigators in the identification and consideration of possible language factors in aviation accidents and serious incidents. This handbook provides guidance, background information, and tools that will assist accident investigators in conducting a systematic review of possible language factors.


Utilizing Uas To Support Wildlife Hazard Management Efforts By Airport Operators, Flavio A. C. Mendonca, Ryan Wallace, Anthony Chimino, Jose Cabrera Jr, Robert Sliwinski Aug 2021

Utilizing Uas To Support Wildlife Hazard Management Efforts By Airport Operators, Flavio A. C. Mendonca, Ryan Wallace, Anthony Chimino, Jose Cabrera Jr, Robert Sliwinski

Publications

Purpose of our Study:

To investigate how UAS technologies could be safely and effectively applied to identify hazardous wildlife species to aviation operations as well as potential wildlife hazard attractants within the airport jurisdiction.


Trends Of Non-Fatal Hems Accident-Related Injuries, Richard J. Simonson, Joseph R. Keebler, Alex Chaparro Jul 2021

Trends Of Non-Fatal Hems Accident-Related Injuries, Richard J. Simonson, Joseph R. Keebler, Alex Chaparro

Publications

We conducted an investigation into non-fatal helicopter emergency medical service accidents from January 26, 1991 to April 26, 2018 via the National Transportation Safety Board aviation accident database. Over this 28-year timeframe 247 accidents results in 251 fatalities and 179 non-fatal injuries. Exploratory analysis of the data indicate that more non-fatal injuries occurred in September compared to any other month during the study timeframe. Exploratory correlational analysis via elastic net logistic regression concluded that no linear relationship of NTSB accident database data provide insights into what factors are correlated with an increased likelihood of non-fatal injuries. Further, no linear relationships …


Riyadh Neighborhood Residents’ Use And Satisfaction With Urban Green Spaces, Tahar Ledraa, Majed Hallawani, Awad Al-Qahtani Jul 2021

Riyadh Neighborhood Residents’ Use And Satisfaction With Urban Green Spaces, Tahar Ledraa, Majed Hallawani, Awad Al-Qahtani

Emirates Journal for Engineering Research

Neighborhood urban green spaces are indispensable elements for residents’ rest and recreation. They are also of paramount importance to enhance quality of life within neighborhoods. However, these urban green spaces did not receive much research interest, particularly in cities of the developing world. Larger city parks seem to have been the focus of studies. The present study is undertaken under the contention that dissatisfaction with a service is the difference between what is expected from that service and what is really experienced out of it. The gap between expectancy and what is experienced in reality would lead to how satisfied …


Evaluating Human Factors In The Commercial Pilot-Airplane Airman Certification Standards, Alaba Gabriel Idowu Jun 2021

Evaluating Human Factors In The Commercial Pilot-Airplane Airman Certification Standards, Alaba Gabriel Idowu

Graduate Student Works

This research aimed to identify risk management elements in the Commercial Pilot-Airplane Airman Certification Standards (ACS), and to evaluate tasks relating to or involving human factors. The investigation examined the risk management elements under each task in the Commercial Pilot-Airplane ACS and classified them under the preconditions for unsafe acts of the Human Factors Analysis Classification System (HFACS). The method of investigation was a qualitative research approach to determine the human factors element prevalent in the Commercial Pilot-Airplane ACS. Three research questions were stated: (1) Which factor under the preconditions for unsafe of HFACS has the highest number of tasks …


Fatigue And Its Management In The Aviation Industry, With Special Reference To Pilots, Rajee Olaganathan, Timothy B. Holt, Jackie Luedtke, Brent D. Bowen Jun 2021

Fatigue And Its Management In The Aviation Industry, With Special Reference To Pilots, Rajee Olaganathan, Timothy B. Holt, Jackie Luedtke, Brent D. Bowen

Journal of Aviation Technology and Engineering

Abstract Fatigue is a significant contributing factor that reduces human ability and leads to accidents and threatens the safety of aircraft and human lives. Approximately 70% of fatal accidents that occur in commercial aviation operations are due to human factors. More specifically, crew fatigue contributes to nearly 15 to 20% of the accidents (Akerstedt, 2000). These accidents and incidents are associated with pilot fatigue because of the long duty periods, disruption of circadian rhythms, and inadequate sleep that are common among both commercial and military pilots. Though fatigue is seen in all the disciplines associated with the aviation industry, this …


The Impact Of Human Factors And Maintenance Documentation On Aviation Safety: An Analysis Of 15 Years Of Accident Data Through The Pear Framework, Flavio A. C. Mendonca, Natalie Zimmermann Jun 2021

The Impact Of Human Factors And Maintenance Documentation On Aviation Safety: An Analysis Of 15 Years Of Accident Data Through The Pear Framework, Flavio A. C. Mendonca, Natalie Zimmermann

Publications

Regardless of the type of maintenance performed on aircraft, instructions are to be used to provide the aviation technicians completing the maintenance activities with guidance on, and an outline of, the maintenance items to be performed and completed. However, the use of instructions does not guarantee the correct and proper completion of the maintenance activities as the instructions may be erroneous and/or maintenance personnel can misunderstand, misinterpret, or improperly follow the procedures outlined. Resulting maintenance errors can potentially result in aircraft accidents, as illustrated by Air Midwest Flight 5481. With the purpose of understanding how human factors associated with written …


Soarnet, Deep Learning Thermal Detection For Free Flight, Jake T. Tallman Jun 2021

Soarnet, Deep Learning Thermal Detection For Free Flight, Jake T. Tallman

Master's Theses

Thermals are regions of rising hot air formed on the ground through the warming of the surface by the sun. Thermals are commonly used by birds and glider pilots to extend flight duration, increase cross-country distance, and conserve energy. This kind of powerless flight using natural sources of lift is called soaring. Once a thermal is encountered, the pilot flies in circles to keep within the thermal, so gaining altitude before flying off to the next thermal and towards the destination. A single thermal can net a pilot thousands of feet of elevation gain, however estimating thermal locations is not …


Mindfulness Workshop For Airline Pilots, Eric Miller May 2021

Mindfulness Workshop For Airline Pilots, Eric Miller

Mindfulness Studies Theses

The science on mindfulness as it relates specifically to aviation is sparse. It has only been in recent years that mindfulness has been examined as it relates to aviation. That being the case, this paper draws connections from areas that are already well studied with mindfulness; stress, anxiety, attention, and communication. Evidence exists that even short duration mindfulness interventions can have positive effects on mindfulness. The one-day workshop created with this thesis gives pilots a cursory overview of mindfulness as it relates to various areas of commercial aviation. Furthermore, the workshop will teach pilots how these different mindfulness techniques can …


Air Traffic Controllers’ Occupational Stress And Performance In The Future Air Traffic Management, Hui Wang May 2021

Air Traffic Controllers’ Occupational Stress And Performance In The Future Air Traffic Management, Hui Wang

Doctoral Dissertations and Master's Theses

As demand for unmanned aerial vehicle (UAV) operations increases, it is vital to understand its effects on air traffic controllers and the safety of the national airspace system. This study’s primary purpose is to determine how UAVs that operate in controlled airspace would influence air traffic controllers’ occupational stress and performance. In a within-subject experimental research design, 24 participants sampled from a university’s undergraduate Air Traffic Management (ATM) program completed three different air traffic control (ATC) scenarios on an en route ATC simulation system. The degree of UAV automation and control were varied in each scenario. The participants’ stress levels, …


Aviation English In A Bilingual Context: Bilingual Spanish-English Pilots, Seneca Doty Apr 2021

Aviation English In A Bilingual Context: Bilingual Spanish-English Pilots, Seneca Doty

Honors Projects

The purpose of this study is to investigate the use of English and Spanish in the applied context of aviation by researching pilot experiences in the cockpit within the register of aviation English. This study investigates pilot’s in-flight experiences in relation to language proficiency in the hopes of improving future standards of communication. Expounding on previous research with a focus on native Spanish speaking pilots, this research utilizes a Likert scale survey and demographic assessment to evaluate proficiencies inside the cockpit of bilingual Spanish-English participants. By determining each pilot´s use of English outside of the workplace as well as how …


Faa Reported Wildlife Strikes By Time Of Day At New York Airports, Nnaemeka Azuike, Kymon Naar, Brooke Wheeler Apr 2021

Faa Reported Wildlife Strikes By Time Of Day At New York Airports, Nnaemeka Azuike, Kymon Naar, Brooke Wheeler

Aeronautics Student Publications

Wildlife strikes can have damaging effects on aircraft and can lead to serious accidents. Understanding when wildlife strikes occur would help the aviation industry be more cautious of the risk. After reviewing the reports of the Federal Aviation Administration’s (FAA) Wildlife Database over a 10 years period, it was determined that there is no significant difference with time of day for wildlife strikes.


Mastering Uncoordinated Flight: Slips And Skids, Nihad E. Daidzic Apr 2021

Mastering Uncoordinated Flight: Slips And Skids, Nihad E. Daidzic

Aviation Department Publications

FAA Safety Webinar (GL15103784) held online at 9:00 CST on Saturday, April 10, 2021.


Changing The Process In Educational Field And Air Navigation Through Advances In Hologram Technology, Camilo Fernandez Sr. Apr 2021

Changing The Process In Educational Field And Air Navigation Through Advances In Hologram Technology, Camilo Fernandez Sr.

Journal of Aviation Technology and Engineering

The objective of this piece is to propose reasons that change the way air traffic controllers and others learn and work in air navigation, but also how they can improve workloads, due to the implementation of holographic radar. This research also aims to describe how this could reduce the cognitive load of an operator, thanks to the improvement of visual perspective and capacity of analysis, in order to more easily control an aircraft.

Seeing that the visual facilitation is well known, radar is able to represent in three dimensions and in detail that which could not previously be perceived. This …