The big defender played 80 minutes as neither side really carved out a clear-cut chance.
Irish boss Brian Kerr said: "We never let them in once, they got in wide positions but the back four were very sound. Kenny (Cunningham) was his usual self and Gary (Doherty), John O’Shea, Ian Harte and the subs all did very well."
Helder Postiga came on in the 74th minute of Portugal's 2-2 draw against Sweden while Fredi Kanoute's Mali were beaten 1-0 by Tunisia.
Gary Doherty won praise after playing his part in Ireland's 0-0 friendly draw against Poland in Bydgoszcz last night.