diff --git a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java index 8a2b2e7cd..7ba266794 100644 --- a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java +++ b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java @@ -65,6 +65,7 @@ import eu.siacs.conversations.R; import eu.siacs.conversations.crypto.XmppDomainVerifier; import eu.siacs.conversations.crypto.axolotl.AxolotlService; import eu.siacs.conversations.crypto.sasl.ChannelBinding; +import eu.siacs.conversations.crypto.sasl.ChannelBindingMechanism; import eu.siacs.conversations.crypto.sasl.HashedToken; import eu.siacs.conversations.crypto.sasl.SaslMechanism; import eu.siacs.conversations.entities.Account; @@ -826,10 +827,15 @@ public class XmppConnection implements Runnable { tokenMechanism = null; } if (tokenMechanism != null && !Strings.isNullOrEmpty(token)) { - this.account.setFastToken(tokenMechanism, token); - Log.d( - Config.LOGTAG, - account.getJid().asBareJid() + ": storing hashed token " + tokenMechanism); + if (ChannelBinding.priority(tokenMechanism.channelBinding) >= ChannelBindingMechanism.getPriority(currentSaslMechanism)) { + this.account.setFastToken(tokenMechanism, token); + Log.d( + Config.LOGTAG, + account.getJid().asBareJid() + ": storing hashed token " + tokenMechanism); + } else { + Log.d(Config.LOGTAG,account.getJid().asBareJid()+": not accepting hashed token "+ tokenMechanism.name()+" for log in mechanism "+currentSaslMechanism.getMechanism()); + this.account.resetFastToken(); + } } else if (this.hashTokenRequest != null) { Log.w( Config.LOGTAG,