The H1 2021 ICS threat report at a glance
Percentage of ICS computers attacked
During the first half of 2021 (H1 2021), the percentage of attacked ICS computers was 8%, which was 0.4 percentage points (p.p.) higher than that for H2 2020.
Percentage of ICS computers on which malicious objects were blocked (download)
Numbers per country varied from 58.4% in Algeria to 6.8% in Israel.
Top 15 countries and territories with the largest percentages of ICS computers on which malicious objects were blocked in H1 2021 (download)
Top 10 countries and territories with the lowest percentages of ICS computers on which malicious objects were blocked in H1 2021 (download)
When we look at regional numbers, Africa led with 46.1%, followed by Southeast Asia at 44.1%, East Asia at 43.1% and Central Asia at 42.1%.
Percentage of ICS computers on which malicious objects were blocked, by region (download)
The largest increases in the percentage of attacked ICS computers during H1 2021 were as follows:
Over 10 p.p. in Belarus (50.4%) and Ukraine (33.1%);
4 p.p. in the Czech Republic (20.2%) and Slovakia (24.3%);
5 p.p. in Hong Kong (20.8%);
6 p.p. in Australia (23%) and Cameroon (45.2%).
The internet was the main source of threats causing these increases.
The percentage of ICS computers on which threats were blocked decreased in all monitored industries. This was especially noticeable in the oil and gas (36.5%) and building automation (40.3%) sectors (-7.5 p.p. and ..
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