![](http://www.alamy.com/thumbs/6/BE8CDBEF-35EA-4521-A470-BDE8F5966CEB/2WXGPAK.jpg)
A Danger sign on a white brick wall warning about trolls.
Size: 5003px × 3335px
Photo credit: © Christophe Coat / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: -, arguing, black, blogging, brick, bullying, character, color, communication, composite, crime, cyberbullying, danger, digital, digitally, discussion, emotional, fence, fictional, focus, generated, harassment, hiding, horizontal, humor, image, image-based, internet, irritation, media, online, outdoors, people, photography, problems, selective, sign, social, stress, symbol, technique, text, troll, trolling, usa, wall, warning, white, yellow