does port forwarding create security risk

[luigi44]

i want to use DC++, my machine is behind a router. I read that I need to enable port forwarding allowing DC++ to download. However, wont that create a security risk for me? Im not sure, new to networking. not new to computing :)

[cszeto]

Only if you have no control over the application "living" at the port that has been opened and mapped up to...