diff options
| author | Nigel Tao <nigeltao@golang.org> | 2016-09-22 10:58:43 +1000 |
|---|---|---|
| committer | Nigel Tao <nigeltao@golang.org> | 2016-09-22 03:06:25 +0000 |
| commit | a7dc821d6447f9bdfb54e2fad2ab76f6d40873ca (patch) | |
| tree | b5c8f3bad32a0aa75c1ef53acb38f4e7dc081235 /src/crypto/rsa/rsa.go | |
| parent | 9e028b70ea3c1a81220a63c2ed3a2c1cd216c733 (diff) | |
| download | go-a7dc821d6447f9bdfb54e2fad2ab76f6d40873ca.tar.gz go-a7dc821d6447f9bdfb54e2fad2ab76f6d40873ca.zip | |
crypto/rsa: clarify comment on maximum message length.
See https://groups.google.com/d/topic/golang-nuts/stbum5gZbAc/discussion
Change-Id: I2e78e8d0dadd78c8b0389514cad3c45d061b663b
Reviewed-on: https://go-review.googlesource.com/29496
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Diffstat (limited to 'src/crypto/rsa/rsa.go')
| -rw-r--r-- | src/crypto/rsa/rsa.go | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/crypto/rsa/rsa.go b/src/crypto/rsa/rsa.go index 94862597dc..f809a9b9bc 100644 --- a/src/crypto/rsa/rsa.go +++ b/src/crypto/rsa/rsa.go @@ -362,8 +362,8 @@ func encrypt(c *big.Int, pub *PublicKey, m *big.Int) *big.Int { // values could be used to ensure that a ciphertext for one purpose cannot be // used for another by an attacker. If not required it can be empty. // -// The message must be no longer than the length of the public modulus less -// twice the hash length plus 2. +// The message must be no longer than the length of the public modulus minus +// twice the hash length, minus a further 2. func EncryptOAEP(hash hash.Hash, random io.Reader, pub *PublicKey, msg []byte, label []byte) ([]byte, error) { if err := checkPub(pub); err != nil { return nil, err |