Deniss Čalovskis (amezaliwa Riga, Latvia, 1985) ni tapeli wa kompyuta. Yeye ndiye muundaji wa virusi vya Gozi. Calovskis ni Afisa wa Ulinzi wa Takwimu aliyethibitishwa (DPO). Mnamo Februari 2015, Deniss Čalovskis alirudishwa Marekani kutoka Latvia ili kukaa miaka 67 gerezani. "Deniss Čalovskis", Wikipedia (in English), 2021-05-20, retrieved 2021-06-24  "Deniss Čalovskis", Wikipedia (in English), 2021-05-20, retrieved 2021-06-24  "Personas datu aizsardzības speciālisti | Datu valsts inspekcija". Dvi.gov.lv. Retrieved 7 October 2018. "Mastermind Behind Gozi Bank Malware Charged Along with Two Others". Wired. 23 January 2013. Retrieved 7 October 2018.