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cloudkeys-go/vendor/golang.org/x/crypto/pkcs12/pbkdf_test.go
Knut Ahlers a1df72edc5
Squashed commit of the following:
commit f0db1ff1f8
Author: Knut Ahlers <knut@ahlers.me>
Date:   Sun Dec 24 12:19:56 2017 +0100

    Mark option as deprecated

    Signed-off-by: Knut Ahlers <knut@ahlers.me>

commit 9891df2a16
Author: Knut Ahlers <knut@ahlers.me>
Date:   Sun Dec 24 12:11:56 2017 +0100

    Fix: Typo

    Signed-off-by: Knut Ahlers <knut@ahlers.me>

commit 836006de64
Author: Knut Ahlers <knut@ahlers.me>
Date:   Sun Dec 24 12:04:20 2017 +0100

    Add new dependencies

    Signed-off-by: Knut Ahlers <knut@ahlers.me>

commit d64fee60c8
Author: Knut Ahlers <knut@ahlers.me>
Date:   Sun Dec 24 11:55:52 2017 +0100

    Replace insecure password hashing

    Prior this commit passwords were hashed with a static salt and using the
    SHA1 hashing function. This could lead to passwords being attackable in
    case someone gets access to the raw data stored inside the database.
    This commit introduces password hashing using bcrypt hashing function
    which addresses this issue.

    Old passwords are not automatically re-hashed as they are unknown.
    Replacing the old password scheme is not that easy and needs #10 to be
    solved. Therefore the old hashing scheme is kept for compatibility
    reason.

    Signed-off-by: Knut Ahlers <knut@ahlers.me>

Signed-off-by: Knut Ahlers <knut@ahlers.me>

closes #14
closes #15
2017-12-24 19:44:24 +01:00

34 lines
1.3 KiB
Go

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package pkcs12
import (
"bytes"
"testing"
)
func TestThatPBKDFWorksCorrectlyForLongKeys(t *testing.T) {
cipherInfo := shaWithTripleDESCBC{}
salt := []byte("\xff\xff\xff\xff\xff\xff\xff\xff")
password, _ := bmpString("sesame")
key := cipherInfo.deriveKey(salt, password, 2048)
if expected := []byte("\x7c\xd9\xfd\x3e\x2b\x3b\xe7\x69\x1a\x44\xe3\xbe\xf0\xf9\xea\x0f\xb9\xb8\x97\xd4\xe3\x25\xd9\xd1"); bytes.Compare(key, expected) != 0 {
t.Fatalf("expected key '%x', but found '%x'", expected, key)
}
}
func TestThatPBKDFHandlesLeadingZeros(t *testing.T) {
// This test triggers a case where I_j (in step 6C) ends up with leading zero
// byte, meaning that len(Ijb) < v (leading zeros get stripped by big.Int).
// This was previously causing bug whereby certain inputs would break the
// derivation and produce the wrong output.
key := pbkdf(sha1Sum, 20, 64, []byte("\xf3\x7e\x05\xb5\x18\x32\x4b\x4b"), []byte("\x00\x00"), 2048, 1, 24)
expected := []byte("\x00\xf7\x59\xff\x47\xd1\x4d\xd0\x36\x65\xd5\x94\x3c\xb3\xc4\xa3\x9a\x25\x55\xc0\x2a\xed\x66\xe1")
if bytes.Compare(key, expected) != 0 {
t.Fatalf("expected key '%x', but found '%x'", expected, key)
}
}