forking lemma
... that the forking lemma is a lemma in cryptography first used to prove the security of a digital signature scheme in the random oracle model?
... that the <b id="mwF8o"><a href="./Forking_lemma" id="mwF8s" rel="mw:WikiLink" title="Forking lemma">forking lemma</a></b> is a <a href="./Lemma_(mathematics)" id="mwF8w" rel="mw:WikiLink" title="Lemma (mathematics)">lemma</a> in <a href="./Cryptography" id="mwF80" rel="mw:WikiLink" title="Cryptography">cryptography</a> first used to prove the security of a <a href="./Digital_signature" id="mwF84" rel="mw:WikiLink" title="Digital signature">digital signature</a> scheme in the <a href="./Random_oracle" id="mwF88" rel="mw:WikiLink" title="Random oracle">random oracle</a> model?