The word "defacement" means to purposely damage or spoil the appearance of something, usually by marking or altering it in a negative way.
Sentences with «defacement»
The most likely tools of those hackers will be denial - of - service attacks on prominent websites, defacement of websites or doxxing — the release of intimately private information about an individual. (cnbc.com)
The exhibition takes viewers through a chronological story of iconoclasm, each room presenting a more recent aspect of Britain's history where what some viewed as defacement or vandalism and others interpreted as political or aesthetic statements peppered the art of the time. (totalpolitics.com)
Security researchers explained that all these tools can be used as is, so it's plausible to expect that next week we will see several hacks on email servers, website defacements, or even an uptick in ransomware, the pervasive malware that locks computers and demands a payment in Bitcoin to unlock it. (motherboard.vice.com)