International Association
for Cryptologic Research

Nomos is a new blockchain designed from the ground up with the original cypherpunk ethos: decentralization, censorship resistance, permissionless-ness and privacy. It will serve as the trustless agreements layer of the Logos stack. The forthcoming Nomos network will provide a common infrastructure layer upon which communities and aspiring network states can build social, governance, and financial services that uphold their community members’ fundamental rights and values.

Key Responsibilities

Develop and analyze advanced algorithms for complex systems, focusing on privacy, efficiency and scalability.

Understand engineering requirements and translate them into mathematical models for their analysis.

Formalize and prove properties of protocols and algorithms currently in development by our team.

Collaborate closely with cross-functional teams, translating theoretical constructs into commercially viable solutions.

Lead the applied research efforts, bridging academic rigor with practical, industry-focused outcomes.

Ideally, you will have

Strong background in computer science or applied mathematics: advanced analysis of algorithms, complex systems and/or stochastic processes.

Proven track record of using advanced mathematical tools to tackle real-world problems.

Strong collaboration and communication skills, with the ability to convey complex ideas clearly both in written and verbal form.

Experience with or strong interest in blockchain, cryptography, distributed systems or networks.

Bonus points

Exposure to blockchain concepts or decentralized technologies.

Familiarity with cryptography and open-source contributions.

Familiarity with differential privacy analysis.

Advanced degree (PhD or MsC with significant research experience) in Mathematics, Theoretical Computer Science, or a related field—paired with commercial experience

Closing date for applications:

Contact: angel@status.im

More information: https://boards.greenhouse.io/logos/jobs/6526845

We are looking for a permanent researcher to join the Cryptographic Protocols team within the Cryptography Research Center (CRC) at TII. The main task of the team is to conduct applied academic research and assist in product development, spanning topics such as: TLS, QUIC, Tor, Key Exchange, secure channels, cryptographic primitives and their implementation, privacy enhancing technologies, MLS and Secure Messaging, WebRTC, and formal methods. The nature of our work spans both theory and practice, covering aspects such as provable security, security models, efficient designs, implementation aspects, and attacks.

Applicants should have completed (or be close to completing) their PhD in a related area and preferably also have postdoctoral research experience. Preference will be given to applicants with publications in top-tier venues such as CRYPTO, EUROCRYPT, ASIACRYPT, ACM CCS, IEEE S&P, and USENIX.

Required Skills:

• Fluency in English (verbal and written) and an ability to communicate research effectively.
• Good problem-solving skills and an ability to conduct research independently.
• Good interpersonal and collaborative skills.
• Solid knowledge in cryptography with a focus on one or more of the following: Key Exchange, Secure Messaging, Postquantum cryptography, Provable Security, Cryptography Engineering, and Cryptographic Protocols more generally.

Valuable Skills:

• Strong background in Mathematics and/or Computer Science.
• Programming, Software Engineering, experience in implementing cryptographic primitives and attacks on real-world cryptosystems, reverse engineering of closed-source protocols.
• Experience in analyzing protocol standards and specifications.
• Experience in Formal Methods and related tools.

What we offer:

• Vibrant working environment, flexible working conditions, and travel funding.
• Industry-competitive tax-free salary.
• Family-wide health insurance and children’s education allowance.

Closing date for applications:

Contact: Jean Paul Degabriele

More information: https://www.tii.ae/cryptography

We are inviting talented and highly motivated applicants to submit applications for a PhD studentship at School of Cryptology, University of Chinese Academy of Sciences, Beijing, China. The positions are fully funded and have a 3 to 5-year duration, with a negotiable start date.

We explore topics including, but not limited to:

Design and cryptanalysis of symmetric-key cryptographic primitives

Post-quantum cryptography

Tools for cryptanalysis

Applicant skills/background:

A strong background in cryptography, Computer Science, Engineering, Mathematics, or a related discipline .

Excellent communication and interpersonal skills, with the ability to thrive in a collaborative research environment.

Critical thinking and analytical skills, with fluency in technical English.

Proficiency in programming.

Closing date for applications:

Contact: Siwei Sun (siweisun.isaac at gmail.com)

We are looking for a bright and motivated PhD student to work in the topics of information security and cryptography.

The student is expected to work on topics that include security and privacy issues in authentication. More precisely, the student will be working on investigating efficient and privacy-preserving authentication that provides: i) provable security guarantees, and ii) rigorous privacy guarantees.

Key Responsibilities:

• Perform exciting and challenging research in the domain of information security and cryptography.
• Support and assist in teaching computer security and cryptography courses.

Profile:

• The PhD student is expected to have a MSc degree or equivalent, and strong background in cryptography, network security and mathematics.
• Experience in one or more domains such as cryptography, design of protocols, secure multi-party computation and differential privacy is beneficial.
• Excellent programming skills.
• Excellent written and verbal communication skills in English

The Chair of Cyber Security, https://cybersecurity.unisg.ch/, is a part of the Institute of Computer Science (ICS) at the University of St.Gallen. The chair was established in autumn semester 2020 and is led by Prof. Dr. Katerina Mitrokotsa. Our research interests are centered around information security and applied cryptography, with the larger goal of safeguarding communications and providing strong privacy guarantees. We are currently active in multiple areas including the design of provably secure cryptographic protocols and cryptographic primitives that can be employed for reliable authentication, outsourcing computations in cloud-assisted settings, network security problems as well as secure and privacy-preserving machine learning. As a doctoral student you will be a part of the Doctoral School of Computer Science (DCS), https://dcs.unisg.ch.

Please apply by 15th February 2025 through the job link. Applications will be evaluated continuously.

Closing date for applications:

Contact:
Eriane Breu (Administrative matters)
Prof. Katerina Mitrokotsa (Research related questions)

More information: https://jobs.unisg.ch/offene-stellen/funded-phd-student-in-applied-cryptography-privacy-preserving-authentication-m-f-d/36538ff2-210a-4dbd-bd48-575e4b7447cf

JAM Gray Paper: https://www.graypaper.com/

About Us

Parity is one of the world's most experienced core blockchain infrastructure companies, building the open-source technologies that will lay the foundation for the new decentralised internet.

Parity was founded by Dr. Gavin Wood, co-founder and former CTO of Ethereum, the primary engineer behind the Ethereum Virtual Machine (EVM), inventor of the Solidity programming language, and primary author of the Ethereum Yellowpaper.

We believe in a decentralised web that respects the freedom and data of individuals and empowers developers to create better services. Our vision is to create a world based on truthful, rather than trustful, interactions.

About the Team

The Incubation team operates at the forefront of blockchain innovation. Under the direct leadership of our founder, Dr. Gavin Wood, the team is responsible for identifying and prototyping new ideas for Polkadot. Currently, the team's primary focus is on advancing PolkaJAM - the next-generation decentralised virtual machine - a protocol combining the best elements of Polkadot and Ethereum.

About the Position

- Evaluate and refine technical designs proposed by the team, benchmarking them against blockchain scaling solutions.

- Conduct performance modelling and analysis.

- Document technical insights and formalise research findings.

- Collaborate with engineering teams, translating research insights into actionable technical strategies.

About You

- PhD in Computer Science, Cryptography, Distributed Systems, etc.

- Strong technical knowledge of Ethereum, Layer 2 scaling solutions, cryptography, or low-level systems programming.

- Ability to analyse and evaluate designs proposed by the team

- Experience developing performance models and defining measurement strategies to validate theoretical assumptions.

Closing date for applications:

Contact: Joe Mullaney

More information: https://jobs.ashbyhq.com/parity/c04f3045-bdad-45bf-81e2-e0c5fd7cbde0

The University of Manchester invites applications for a Professor in Quantum Technology, with a particular focus on Quantum Cryptography.

The successful candidate will lead cutting-edge research in quantum cryptography and related areas. The role includes securing external funding, publishing in top-tier venues, supervising PhD students, and contributing to teaching in the CS department.

Candidates should have a PhD in Computer Science, Mathematics, Physics or a related field, an outstanding research record in quantum cryptography or related areas, experience in securing research funding, and a strong teaching background.

The position is permanent and based in Manchester, a leading hub for quantum research. Salary is competitive and commensurate with experience. For more details and to apply, visit:
https://www.jobs.manchester.ac.uk/Job/JobDetail?JobId=31138

Application deadline: March 31, 2025.

Closing date for applications:

Contact: For informal enquiries please contact Bernardo Magri (bernardo dot magri at manchester.ac.uk)

More information: https://www.jobs.manchester.ac.uk/Job/JobDetail?JobId=31138

The CITI Lab at INSA Lyon, France, is seeking a motivated PhD student to engage in pioneering research in frugal cryptography.

The research project focuses on designing and analyzing cryptographic primitives, evaluating their energy consumption in various contexts such as Internet communication and Machine Learning. The PhD candidate will also develop generic tools and methodologies to assess the energy impact of cryptographic implementations. The work aims to create secure and efficient cryptographic solutions adapted to the needs of a digital and sustainable future.

This fully funded position has a 3-year duration, with a negotiable start date.

Responsibilities

• Collaborate with faculty and researchers to design innovative cryptographic protocols.
• Publish research findings in leading computer science conferences and journals.
• Participate in academic activities, including seminars, workshops, and conferences, to stay updated on advancements in the field.
• Potentially assist in teaching duties as a teaching assistant (TA).

Requirements

• A strong background in cryptography, with an MSc in Computer Science, Engineering, Mathematics, or a related discipline (preferred but not mandatory).
• Excellent communication and interpersonal skills, with the ability to thrive in a collaborative research environment.
• Strong organizational and time-management abilities to balance research, coursework, and teaching responsibilities.
• Critical thinking and analytical skills, with fluency in technical English.
• Proficiency in programming.

To Apply: Please submit your CV along with transcripts from both your Bachelor’s and Master’s degrees.

Closing date for applications:

Contact: Clementine Gritti (clementine.gritt(at)insa-lyon.fr)

As part of the collaboration between the Okinawa Institute of Science and Technology (OIST) and Partisia (Aarhus, Denmark), the Applied Cryptography Unit at OIST is seeking to hire a postdoctoral scholar to conduct research on applications of Secure Multi-party Computation (MPC) to quantum cryptography.

The postdoc will investigate how MPC techniques may be used to enhance the security and functionality of Quantum Key Distribution (QKD) enabled networks. The project will be led by Prof. Carlos Cid at OIST, with close collaboration with researchers from Partisia. The ideal candidate will have experience in the design and analysis of secure computation protocols, and strong knowledge of quantum cryptography.

We are seeking candidates with excellent post-graduate academic formation in cryptography, mathematics, computer science, or a closely related field, with research strong experience in the design and analysis of secure computation, and in quantum cryptography. Candidates must have a PhD at the time of commencing the position. This is a full-time, fixed-term appointment for 2 years, potentially extended depending of performance and other circumstances.

Starting Date: as soon as possible.

Closing date for applications:

Contact: Carlos Cid (carlos.cid_[at]_oist.jp)

More information: https://www.oist.jp/careers/postdoctoral-scholar-multi-party-computation-and-quantum-cryptography-applied-cryptography-unit

The Applied Cryptography Unit at the Okinawa Institute of Science and Technology (OIST) is seeking to hire a postdoctoral scholar to conduct research on quantum-resistant cryptography.

The postdoc will work on a project, part of a collaboration between Prof. Carlos Cid at OIST and Prof. Ludovic Perret at EPITA Research Lab, EPITA, Paris, France, focusing on the design and benchmarking of novel hybrid protocols for secure satellite communication that use classical and post-quantum cryptography combined with space-based Quantum Key Distribution (QKD). The successful candidate will have experience in the design and analysis of protocols in post-quantum or quantum cryptography, with a strong motivation to work at the intersection of these two domains.

We are seeking candidates with excellent post-graduate academic formation in cryptography, mathematics, computer science, or a closely related field, with research experience in the design and analysis of protocols in post-quantum or quantum cryptography. Candidates must have a PhD at the time of commencing the position. This is a full-time, fixed-term appointment for 2 years, potentially extended depending of performance and other circumstances.

Starting Date: as soon as possible.

Closing date for applications:

Contact: Carlos Cid (carlos.cid_[at]_oist.jp) and Ludovic Perret (ludovic.perret_[at]_epita.fr)

More information: https://www.oist.jp/careers/postdoctoral-scholar-quantum-resistant-cryptography-applied-cryptography-unit

Since our founding, IDEMIA has been on a mission to unlock the world and make it safer through our cutting-edge identity technologies.

The IDEMIA Smart Identity (ISI) Division of the IDEMIA Group is looking for a Cryptography/Security Engineer to help us secure our products and thus protect your identity from external threats.

The candidate has strong interest and suitable experience in any of the following areas:
• Integration of state-of-the-art cryptography algorithms in embedded systems.
• Physical attacks on embedded systems / smart-cards.
• Automatic vulnerability detection in embedded devices and/or firmware.

Responsabilities: The candidate will support R&D development teams, lead our research in ongoing / upcoming, and contribute to the growth of our activities through working groups.

Requirements:
• Master's degree (or equivalent) or PhD in Mathematics, Cryptography, Computer Science, or Embedded Electronic.
• Solid knowledge and demonstrable experiences in any of the aforementioned areas.
• Experience in developing/analyzing cryptographic primitives’ implementations in one high-level language (e.g., Python, MATLAB) and C/C++. (essential)
• Experience with vulnerabilities research. (desirable)
• Proficiency in English (essential) and French. (essential)
• Problem-solving, independence, communication skills. (essential)
• Knowledge in Side-channel attacks or Fault Injections attacks. (desirable)
• Post-quantum Cryptography (PQC) techniques for any of the aforementioned areas. (desirable)

The candidate will work at our Paris-La Defense office, closely with members of our R&D team in France and abroad. Travel may be required.

Applications will be processed continuously until the position is filled.

Due to the confidential and sensitive nature of the projects we work on, this position requires an on-site presence five days a week.

Closing date for applications:

Contact: Applicants are invited to submit a digital application on our career portal.

More information: https://careers.idemia.com/job/Courbevoie-Ing%C3%A9nieur-en-S%C3%A9curit%C3%A9-2-92400/1162028901/

The School of Computer Science is further investing in its already strong Security and Privacy Research group.

We seek to recruit an outstanding researcher with a specific interest in applied cryptography in the context of hardware and embedded systems security. We are particularly interested in researchers with a track record in pre-silicon leakage and/or fault analysis, secure embedded software development, statistical side channel and fault evaluation techniques, machine and deep learning for side channels.

You will be expected to develop your own research agenda over time, and you can expect to contribute to all aspects of school life (teaching, administration), initially guided and supported by Prof. Elisabeth Oswald

The University of Birmingham offers permanent positions, with a defined pathway for progression and promotion.

Further information, (salary, application requirements, etc.) as well as a link for applicants, can be found below. The closing date for applications in 2.3.2025. If you have questions around (working in) Birmingham, then please use the contact provided below.

Closing date for applications:

Contact: Prof. Elisabeth Oswald, m.e. oswald@bham.ac.uk

More information: https://edzz.fa.em3.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_6001/job/6099/?utm_medium=jobshare&utm_source=External+Job+Share

We are inviting talented and highly motivated applicants to submit applications for a PhD studentship at School of Computing, Newcastle University for a project titled:

"Enhancing Privacy-Preserving Federated Learning with Incentives"

This research aims to design secure, reward-based mechanisms that incentivize data contributors to provide their sensitive input data to a collaborative, privacy-preserving federated learning process while ensuring the integrity and privacy of the process.
This has the potential to yield a fairer system and advance the goals of ethical machine learning and responsible AI.
By leveraging techniques from federated learning, cryptography, and game theory, the project will develop technical solutions that fairly reward participants based on their contributions and protect against malicious actors. The expected outcomes include secure formal models, provably secure protocols, practical implementation, and real-world applications in sectors like healthcare and finance, ultimately enhancing the real world adoption of Federated Learning.
Start date and Stipend: You will be expected to start in October of the academic year 2025/2026, the studentship will cover 100% fees and stipend at UKRI level for 4 years full time PhD studies. (2024-2025 UKRI rate £19,237).
Applicant skills/background: Candidates should possess or be highly motivated to acquire, strong knowledge in the following areas: (1) cryptography, (2) Privacy-enhancing technologies, such as FL, (3) mathematics (including number theory and game theory), and (4) computer programming in C++, Java, or Python.
Supervisors: You will be supervised by Dr Aydin Abadi (Newcastle University) and Dr Mohammad Naseri (Flower Labs). There is an opportunity to collaborate with researchers at the National Edge AI Hub, at Newcastle University.
Note: Use code COMPDLA01 when submitting an application.
Deadline: 28 Feb, 2025.

Closing date for applications:

Contact: Aydin Abadi

More information: https://www.ncl.ac.uk/computing/study/postgraduate-research/dla-studentships/

We are looking for a motivated PhD student to contribute to research in public-key cryptography and provable security.

We explore topics including, but not limited to:

• Key exchange and secure messaging
• Public-key encryption with advanced functionalities

Our research typically includes the following aspects:

• Formalizing new cryptographic primitives and security models
• Modularizing complex primitives
• Developing techniques to achieve concrete (and tight) security bounds
• Designing and analyzing practical instantiations (e.g., based on elliptic curves, lattices, or isogenies)

For more details and to apply please refer to
https://jobs.cispa.saarland/jobs/detail/phd-positions-in-cryptography-and-provable-security-m-f-d-group-riepel-265.

Closing date for applications:

Contact: Doreen Riepel (riepel[at]cispa.de)

More information: https://jobs.cispa.saarland/jobs/detail/phd-positions-in-cryptography-and-provable-security-m-f-d-group-riepel-265

The Faculty of Mathematics, Informatics and Mechanics of the University of Warsaw (MIM UW) invites applications for the positions of Assistant Professor in Computer Science, starting on 1st October 2025 or 1st February 2026.

MIM UW is one of the leading Computer Science faculties in Europe. It is known for talented students (e.g., two wins and multiple top tens in the ACM International Collegiate Programming Contest) and strong research teams, especially in algorithms, logic and automata, algorithmic economy, and computational biology. There is also a growing number of successful smaller groups in diverse areas including cryptography, databases and knowledge representation, distributed systems, and machine learning. Seven ERC grants in Computer Science are running at MIM UW at the moment.

In the current call, 7 positions are offered (follow the links for more details):

• Samuel Eilenberg Assistant Professor (2 positions; reduced teaching and increased salary),
• Assistant Professor (3 positions; research and teaching),
• Assistant Professor in Distributed Systems or Programming Languages (1 position; research and teaching),
• Assistant Professor (1 position; teaching only).

Deadline for applications: 14th February 2025.

Closing date for applications:

Contact: Filip Murlak (f.murlak@uw.edu.pl), Oskar Skibski (o.skibski@uw.edu.pl).

More information: https://jobs.uw.edu.pl/en-gb/offer/WMIM_2025/field/ADIUNKT/

Applications are invited for a PhD fellowship/scholarship collaboration at the Cryptography and Security Group. The position is available from 1st May 2025 or later, with an application deadline on 1st February 2025.

The research scope of the position will be Cryptographic Protocols such as (Password-Autheticated) Key Exchange and MPC (Multi-Party Computation), with a focus on applications to the retail industry. In particular, we envision to improve the state-of-the-art in cryptographic protocols for stronger authentication and privacy-preserving data analytics that can be applicable to strengthen the security posture of real-world deployed systems.

The responsibilities of the PhD student are:

• Collaborating with faculty members and fellow researchers to develop novel cryptographic protocols.
• Publishing research findings in top-tier conferences and journals in computer science and related fields.
• Participating in academic activities such as seminars, workshops, and conferences to stay informed of the latest developments in the field.
• Supporting teaching activities in the department by serving as TA.

The project is funded by Salling Foundation, in their interest to protect the Danish retail sector against identity theft and data breaches: https://cs.au.dk/news-events/news/show-news/artikel/enhanced-cybersecurity-in-the-retail-sector

Qualifications

• A previous background in cryptography and an MSc. in Computer Science, Engineering, Mathematics or a related discipline are desirable (but not required).
• Excellent communication and interpersonal skills with the ability to work effectively in a collaborative research environment.
• Strong organizational and time-management skills, with the ability to prioritize tasks between research, coursework and teaching duties.
• Analytical and critical thinking skill, fluency in technical English.

An interest in developing the techniques further for practical deployment in a startup setting will be encouraged and supported.

Closing date for applications:

Contact: Diego F. Aranha (dfaranha [at] cs.au.dk) or Sophia Yakoubov (sophia.yakoubov [a] cs.au.dk)

More information: https://phd.nat.au.dk/for-applicants

The Young Investigator Group “COSYS - Control Systems and Cyber Security Lab” at the Chair of IT Security at the Brandenburg University of Technology Cottbus-Senftenberg has an open PhD/Postdoc position in the following areas:

AI-based Network Attack Detection and Simulation.

AI-enabled Penetration Testing.

Privacy-Enhancing Technologies in Cyber-Physical Systems.

The available position is funded as 100% TV-L E13 tariff in Germany and limited until 31.07.2026, with possibility for extension. Candidates must hold a Master’s degree (PhD degree for Postdocs) or equivalent in Computer Science or related disciplines, or be close to completing it. If you are interested, please send your CV, transcript of records from your Master studies, and an electronic version of your Master's thesis (if possible), as a single pdf file. Applications will be reviewed until the position is filled.

Closing date for applications:

Contact: Ivan Pryvalov (ivan.pryvalov@b-tu.de)

Nokia Bell Labs is looking for PhD student (or PostDoc ) interns for 2025. We have two positions related to ZKP and FHE/MPC.

Note: We are strictly looking for technical researchers with programming skills.

Closing date for applications:

Contact: Emad Heydari Beni (emad.heydari_beni@nokia-bell-labs.com)

We are inviting applications for a PhD studentship in the cryptography lab at King's College London. Specifically, we are looking for an applicant to work with Martin Albrecht and Benjamin Dowling.

The PhD could, for example, cover cryptanalysing existing cryptographic technologies/protocols, such as Telegram or WhatsApp, or modelling and designing new cryptographic protocols or primitives.

This PhD will work in a team consisting of social scientists, specifically ethnographers, and us cryptographers. Together, we study what the security needs and wants of participants in large-scale protests are and how these relate to the security guarantees provided by cryptographic solutions.

We encourage applicants to reach out to us to discuss the position informally before applying.

Fine print: This is a fully-funded positions covering both fees and maintenance. The latter is at the UKRI rate. We seek applicants with a strong background in mathematics and/or computer science, preferably with some background in cryptography. We will consider applications on a rolling basis.

Closing date for applications:

Contact: Martin Albrecht martin.albrecht_AT_kcl.ac.uk and Ben Dowling benjamin.dowling_AT_kcl.ac.uk

More information: https://martinralbrecht.wordpress.com/2025/01/07/phd-position-in-cryptography/

We are looking for postdocs interested in working with us (Chris Brzuska and Russell Lai) on topics including but not limited to:

• Lattice-based cryptography, with special focus on the design, application, and analysis of non-standard lattice assumptions
• Succinct/zero-knowledge/batch proof and argument systems, functional commitments
• Advanced (e.g. homomorphic, attribute-based, functional, laconic) encryption and (e.g. ring, group, threshold, blind) signature schemes
• Time cryptography (e.g. time-lock puzzle, verifiable delay function, proof of sequential work)
• Fine-grained cryptography (e.g. against bounded-space-time adversaries)
• Lower bounds and impossibility results
• Key exchange and secure messaging

Feel free to drop us an email for discussions about the topics.

For more details about the position, and for the instructions of how to apply, please refer to https://www.hiit.fi/hiit-postdoctoral-and-research-fellow-positions/.

Closing date for applications:

Contact: Chris Brzuska and Russell Lai

More information: https://www.hiit.fi/hiit-postdoctoral-and-research-fellow-positions/

CryptoLUX team at the University of Luxembourg searches for a post-doc to work on the PQseal project about cryptanalysis of post-quantum signatures. The duration of the position is 1.5 years (18 months), with planned start in March-April 2025. The postdoc will work closely with Aleksei Udovenko who leads the project funded by the highly competitive FNR's CORE Junior grant.

The candidate should have obtained or going to soon obtain PhD in Mathematics or Computer science. The research profile includes (any) cryptanalysis and/or equation system solving (e.g., Gröbner bases), parallel computing. Preference would be given to applicants with experience in multivariate and/or code-based cryptosystems and cryptanalysis methods, familiarity with computer algebra (SageMath, Magma).

The prospective candidates should send their CV with a list of publications to aleksei.udovenko at uni.lu (same address can be used for any questions related to the position). Deadline for applications is 1st of February 2025, but applications will be considered upon receipt, so early application is encouraged.

Closing date for applications:

Contact: Aleksei Udovenko (aleksei.udovenko at uni.lu)