           <textarea class="form-control" rows="8" v-model="mutipart_from.private_key"></textarea>
                        </div>
                    </div>
                    <div class="form-group flex-fill" v-show="convert_from.type==1">
                        <label class="form-label">RSA公钥证书</label>
                        <div class="form-control-wrap">
                            <textarea class="form-control" rows="8" v-model="convert_from.cert" placeholder="-----BEGIN CERTIFICATE---