Gait Recognition Using Acceleration from MEMS. - Davrondzhon Gafurov; Kirsi Helkala; Torkjel Søndrol (ARES, 2006)

Biometric Gait Authentication Using Accelerometer Sensor. - Davrondzhon Gafurov; Kirsi Helkala; Torkjel Søndrol (J. Comput., 2006)

A method for ranking authentication products. - Kirsi Helkala; Einar Snekkenes (HAISA, 2008)

Face Recognition Using Separate Layers of the RGB Image. - Patrick Bours; Kirsi Helkala (IIH-MSP, 2008)

Formalizing the ranking of authentication products. - Kirsi Helkala; Einar Snekkenes (Inf. Manag. Comput. Secur., 2009)

Password Generation and Search Space Reduction. - Kirsi Helkala; Einar Snekkenes (J. Comput., 2009)

The Security and Memorability of Passwords Generated by Using an Association Element and a Personal Factor. - Kirsi Helkala; Nils Kalstad Svendsen (NordSec, 2011)

Password Education Based on Guidelines Tailored to Different Password Categories. - Kirsi Helkala (J. Comput., 2011)

Disabilities and Authentication Methods: Usability and Security. - Kirsi Helkala (ARES, 2012)

Cracking Associative Passwords. - Kirsi Helkala; Nils Kalstad Svendsen; Per Thorsheim; Anders Wiehe (NordSec, 2012)

National Password Security Survey: Results. - Kirsi Helkala; Tone Hoddø Bakås (EISMC, 2013)

Extended results of Norwegian password security survey. - Kirsi Helkala; Tone Hoddø Bakås (Inf. Manag. Comput. Secur., 2014)

How the application of coping strategies can empower learning. - Kirsi Helkala; Benjamin Knox; Øyvind Jøsok (FIE, 2015)

Effect of Motivation and Physical Fitness on Cyber Tasks. - Kirsi Helkala; Silje Knox; Mass Soldal Lund (HAISA, 2015)

How Coping Strategies Influence Cyber Task Performance in the Hybrid Space. - Kirsi Helkala; Benjamin Knox; Øyvind Jøsok; Ricardo Gregorio Lugo; Stefan Sütterlin (HCI (26), 2016)

Exploring the Hybrid Space - Theoretical Framework Applying Cognitive Science in Military Cyberspace Operations. - Øyvind Jøsok; Benjamin J. Knox; Kirsi Helkala; Ricardo Gregorio Lugo; Stefan Sütterlin; Paul Ward (HCI (14), 2016)

Factors to affect improvement in cyber officer performance. - Kirsi Helkala; Benjamin Knox; Øyvind Jøsok; Silje Knox; Mass Soldal Lund (Inf. Comput. Secur., 2016)

Supporting the Human in Cyber Defence. - Kirsi Helkala; Benjamin J. Knox; Øyvind Jøsok; Ricardo Gregorio Lugo; Stefan Sütterlin; Geir Olav Dyrkolbotn; Nils Kalstad Svendsen (CyberICPS/SECPRE@ESORICS, 2017)

Macrocognition Applied to the Hybrid Space: Team Environment, Functions and Processes in Cyber Operations. - Øyvind Jøsok; Benjamin J. Knox; Kirsi Helkala; Kyle M. Wilson; Stefan Sütterlin; Ricardo Gregorio Lugo; Terje Ødegaard (HCI (15), 2017)

Towards a Cognitive Agility Index: The Role of Metacognition in Human Computer Interaction. - Benjamin J. Knox; Ricardo Gregorio Lugo; Øyvind Jøsok; Kirsi Helkala; Stefan Sütterlin (HCI (29), 2017)

Development and Application of the Hybrid Space App for Measuring Cognitive Focus in Hybrid Contexts. - Øyvind Jøsok; Mathias Hedberg; Benjamin J. Knox; Kirsi Helkala; Stefan Sütterlin; Ricardo Gregorio Lugo (HCI (15), 2018)

Cognitive Profiles and Education of Female Cyber Defence Operators. - Ricardo Gregorio Lugo; Andrea Firth-Clark; Benjamin J. Knox; Øyvind Jøsok; Kirsi Helkala; Stefan Sütterlin (HCI (15), 2019)

Slow Education and Cognitive Agility: Improving Military Cyber Cadet Cognitive Performance for Better Governance of Cyberpower. - Benjamin J. Knox; Ricardo Gregorio Lugo; Kirsi Helkala; Stefan Sütterlin (Int. J. Cyber Warf. Terror., 2019)

Disadvantaged by Disability: Examining the Accessibility of Cyber Security. - Steven Furnell; Kirsi Helkala; Naomi Woods (HCI (7), 2021)

Accessible authentication: Assessing the applicability for users with disabilities. - Steven Furnell; Kirsi Helkala; Naomi Woods (Comput. Secur., 2022)

AI in Cyber Operations: Ethical and Legal Considerations for End-Users. - Kirsi Helkala; James Cook; George Lucas; Frank Pasquale; Gregory M. Reichberg; Henrik Syse (Artificial Intelligence and Cybersecurity, 2023)

Legal Considerations on Gray Zone Operations - From a Norwegian Perspective. - Lars Berg; Kirsi Helkala; André Årnes (NordSec, 2023)

Assessing the Cybersecurity Needs and Experiences of Disabled Users. - Arwa Binsedeeq; Steven Furnell; Kirsi Helkala; Naomi Woods; Darren Chadwick; Chris Fullwood; Xavier Carpent; Nicholas Gervassis (HAISA (1), 2024)

Editorial: Ethical challenges in AI-enhanced military operations. - Kirsi Helkala; George Lucas; Edward Barrett; Henrik Syse (Frontiers Big Data, 2024)