Current article provides an overview of the practice of application of sanctions both of the UN Security Council and by states and regional organisations unilaterally with reference to malicious activity in cyberspace. Article idefi nes the notion of ‘sanctions’ in international law, refers to specifi c cases of malicious activity, practice of the use of sanctions by the UN Security Council and by states and regional organisations unilaterally, follows recent developments of legislation of the United States of America, European Union, United Kingdom and Australia; identifies contemporary tendencies and applicable areas of international law. The author identifies on the conclusion contemporary problems of the use of international and cybersanctions in cyberarea.