From owner-freebsd-questions Mon Feb 22 12: 9:24 1999 Delivered-To: freebsd-questions@freebsd.org Received: from guepardo.vicosa.com.br (guepardo.tdnet.com.br [200.236.148.6]) by hub.freebsd.org (Postfix) with SMTP id DE1A010ED5 for ; Mon, 22 Feb 1999 12:09:16 -0800 (PST) (envelope-from grios@netshell.vicosa.com.br) Received: from netshell.vicosa.com.br [200.236.148.202] by guepardo.vicosa.com.br with ESMTP (SMTPD32-4.03) id AC2446D009A; Mon, 22 Feb 1999 17:20:52 +03d00 Message-ID: <36D1BAB6.BB3F8701@netshell.vicosa.com.br> Date: Mon, 22 Feb 1999 17:14:46 -0300 From: Gustavo Vieira G C Rios X-Mailer: Mozilla 4.5 [en] (Win95; I) X-Accept-Language: en MIME-Version: 1.0 To: Dan O'Connor Cc: Greg Lehey , freebsd-questions@FreeBSD.ORG Subject: Re: assembly References: <003001be5e98$8af7fb20$0200000a@danco.home> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG I don't believe (i am sorry if i am wrong, but i am a beginner)! If i use assembly i do not need to read a file via read API, i can access the HD directly, without to check for access permissions, right ? If so, i can hack a UNIX system (no matter which) using assembly! Am i wrong ? Dan O'Connor wrote: > > From: Gustavo Vieira G C Rios > > >So no system is secure, if you have a shell account and an assembler to > >use, right ? > > You'd still have to have the proper file permissions to modify the > master.passwd file. Assembly language is just a low-level programming > language, not a security bypass. > > --Dan > > ** The thing I like most about Windows 98 is... > ** You can download FreeBSD with it! -- I use UNIX because reboots are for hardware upgrades. You use windowze because the guy on TV told you to ... Gustavo Rios - UNIX System Admin. - UIN 27456973 +---------------------------------------------------+ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message