Nastja Cepak was a young researcher on UP IAM and has finished her PhD in cryptography in 2018. Now she is a part of the Center of Cryptography on UP IAM and works as an assistant on UP FAMNIT. Her research areas are Boolean functions with high nonlienarity, and permutations over finite fields. She is also partly employed by the company CREAplus, where she works with the practical side of cryptography and computer security, and performs technical trainings for encryption products abroad.