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nickserv/chanserv: reject look-alike / mixed-script registration names (homoglyph impersonation guard)
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Jean Chevronnet 2026-07-19 00:02:44 +00:00
parent 03f9c2d3bd
commit c2b70f5004
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5
modules/nickserv/src/register.rs
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@ -12,6 +12,11 @@ pub fn handle(me: &str, from: &Sender, args: &[&str], ctx: &mut ServiceCtx) {
ctx.notice(me, from.uid, reason);
return;
}
// Refuse a look-alike / mixed-script nick before it can be used to impersonate.
if let Some(reason) = echo_api::confusable_reason(from.nick) {
ctx.notice(me, from.uid, reason);
return;
}
let email = args.get(2).map(|s| s.to_string());
ctx.defer_register(from.nick, *password, email, RegReply::NickServ {
agent: me.to_string(),