Защита Counter Strike Сервера

void ClientUserInfoChanged(edict_t *pEntity, char *infobuffer)
{
    if (!pEntity->pvPrivateData)
        return;

    char *szBufferName = g_engfuncs.pfnInfoKeyValue(infobuffer, "name");
    int iClientIndex = ENTINDEX(pEntity);

    if (pEntity->v.netname && STRING(pEntity->v.netname)[0] != '\0' && !FStrEq(STRING(pEntity->v.netname), szBufferName))
    {
        char sName[32];
        _snprintf(sName, sizeof(sName), "%s", szBufferName);

        for (char *pApersand = sName; pApersand != NULL && *pApersand != '\0'; pApersand++)
        {
            if (*pApersand == '%' || *pApersand == '&')
                *pApersand = ' ';
        }

        if (sName[0] == '#')
            sName[0] = '*';
    ....