| From: | Ron <ronljohnsonjr(at)gmail(dot)com> |
|---|---|
| To: | pgsql-admin(at)lists(dot)postgresql(dot)org |
| Subject: | Re: Password encryption |
| Date: | 2018-04-16 01:16:04 |
| Message-ID: | b2d67a07-4766-ac8c-8445-79aae8bea572@gmail.com |
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| Thread: | |
| Lists: | pgsql-admin pgsql-general |
On 04/15/2018 07:22 PM, Azimuddin Mohammed wrote:
> Hello,
> Is there a way I can encrypt the default password column of db user
> password. I know by default the password is encrypted as md5, can we
> encrypt that of shadow column for password?
MD5 is a *one-way hash*, not an encryption scheme. Thus, the password
cannot be reverse-computed from the MD5 hash value. So, you're (kinda)
safe, although an attacker could determine the password through brute-force
calculation of hashes.
--
Angular momentum makes the world go 'round.
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