我在尝试读取/解码 p12 和 pfx 文件时遇到以下错误:
Cannot read PKCS#12 PFX. ASN.1 object is not an PKCS#12 PFX
Too few bytes to read ASN.1 value.
我正在尝试使用以下 Javascript 读取文件:
<input id="cert-file" type="file" name="cert" /><output id="p12cert"></output>
使用 JQuery,我附加了一个“更改时”事件处理程序,以检查所选文件。
$j("#cert-file").change(handleFileSelect);
function handleFileSelect(evt) {
var files = evt.target.files; // FileList object
getFile(files[0]);
}
然后我尝试读取文件并使用 forge 对其进行解码。
function getFile(p12cert)
{
var reader = new FileReader();
var password = 'password';
reader.onload = (function (theFile) {
return function(eve) {
var p12Der = forge.util.decode64(eve.target.result);
// get p12 as ASN.1 object
// Not working for one of my p12 files
var p12Asn1 = forge.asn1.fromDer(p12Der);
// decrypt p12 using the password 'password'
// TODO: Not working for some reason for p12 and pfx file
var p12 = forge.pkcs12.pkcs12FromAsn1(p12Asn1, password);
};
})(p12cert);
reader.readAsText(p12cert);
我不确定我是否只是读错了文件。我正在关闭 here 中的 FileReader 示例.我做错了什么或者我的证书可能有问题吗?
最佳答案
更新:看起来问题出现在数据传递给伪造之前。没有以正确的格式读取数据。您可以尝试以下选项之一:
选项 1:
reader.readAsDataURL(p12cert); // change from readAsText
// in reader.onload, parse out the base64 part:
var p12Der = forge.util.decode64(eve.target.result.split(',')[1]);
选项 2:
reader.readAsBinaryString(p12cert); // change from readAsText
// in reader.onload, skip base64 decoding step entirely since the data is
// already in a binary string that forge can work with -- the downside
// is that this method is deprecated in the FileReader API
var p12Der = eve.target.result;
选项 3:
// instead, use an ArrayBuffer
reader.readAsArrayBuffer(p12cert);
// in reader.onload, convert to base64 and then decode as you were doing before
var b64 = forge.util.binary.base64.encode(new Uint8Array(eve.target.result));
选项 4:
// instead, use an ArrayBuffer
reader.readAsArrayBuffer(p12cert);
// in reader.onload, just do a raw conversion to a binary string and skip
// the base64 decoding (though this may cause a stack overflow
// with the current implementation in forge which is experimental)
var p12Der = forge.util.binary.raw.encode(new Uint8Array(eve.target.result));
旧:
您是否尝试过在非严格模式下加载 PKCS#12?这通常会解决此特定错误:
var p12Asn1 = forge.asn1.fromDer(p12Der, false);
var p12 = forge.pkcs12.pkcs12FromAsn1(p12Asn1, false, password);
关于javascript - 伪造读取 p12 和 pfx 文件的错误,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/26028573/