[Plug] Parousiash "Security Pt.1 - Local attacks" Tetarth 12/3

[ithilgore]

Χρήστος Σιακαβάρας wrote:
> mias kai arketoi to zhthsan, para8etw link apo opou mporeite na 
> katebasete ta draft texts kai ta sources apo thn shmerinh (x8esinh 
> pleon) parousiash:
>
> http://pcgrp.ceid.upatras.gr/docs/software/attacks.tar.gz
>
> ithilgore
>
>
>
> prostheto kai ta parakato se poio light isos morfi
> http://insecure.org/stf/smashstack.html
> http://en.wikipedia.org/wiki/Stack_buffer_overflow
> http://en.wikipedia.org/wiki/Buffer_overflow
>
>
>
> kai merikes paratiriseis gia tin parousiasi pou egine xtes (pleon) :
>
> 1) kalo tha itan na ftiaxname enan pinaka ... itan kourastiko se arketa 
> simeia to sinexomeno scrolling
> polla pragmata mporoun na exigithoun kai dixtoun kalytera se ena pinaka.
>
> 2) parolo to exairetiko epipedo kapou xathike o skopos kai sinoliko 
> noima tis parousiasis... eniosa pos oi ligoi pou itan sto epipedo tou 
> parousiasti isos na varethikan i na min tous prosthethike kati ... eno 
> kapioi alloi sigoura na min katalavan sxedon tipota...
>
> 3) oi parousiaseis genika einai apodekto oti den prepei na ksepernoun 
> apo tin pleyra tou omiliti ta 45 lepta peripou... xronos ligos gia na 
> analothei kapoios se leptomeries ... simasia exei na ginei to erethisma 
> kai opoios thelei na ta psaksei perissotero...
>
> 4) sigoura einai terastio to kefalaio pou anoixtike opos einai kai poly 
> endiaferon
> kai sigoura den mporei na kaliftei oute se mia alla oute kai se 10 
> parousiaseis
> alla omos min kindinepsoume na xathoume i na xasei to plug 
> apotharinontas ta nea prosopa pou sinexos erxontai.
>
>
> opos kai na exei ena megalo bravo kai pali gia tin simerini parousiasi 
> opos kai bravo se olous osous analamvanoun na kanoun tetoies 
> parousiaseis... kai eyxomai akoma perissotero kosmo tis epomenes fores.
>
>
>
>
>   
1) Sumfwnw , to eixa skeftei kai pio palia. An mporesume na broume 8a 
dieukolunoume arketa pragmata (kai kuriws ta matia mas).

2) Nomizw pws isxuei kuriws to 1o apo ta 2. Dedomenou pws apo th stigmh 
pou rwthsa poioi eixan diabasei to paper tou aleph1 kai
sunolika 3 mono (an 8umamai kala) atoma shkwsan to xeri tous, to 8ema 
analu8hke toso polu wste kai kapoios pou eixe elaxisth
idea gia to adikeimeno na katalabainei ti sumbainei.

3) Isws mia megaluterhs diarkeias parousiash odws na ginetai ligo 
kourastikh, omws an apla meinume sto na anaferoume teleiws
8ewrhtika to adikeimeno, dhladh me elaxisth "hands on" analush, tote h 
parousiash epishs xanei to nohma. Sthn adi8eth
periptwsh 8a mporuse kapoios kallista na ma8ei apla kanodas mono ligo 
searching sto google. H parousiash einai to ere8isma
alla einai kai h zumwsh pou prokuptei apo thn suzhthsh - gia na 
mporesoun omws na ginoun epoikodomhtikes erwthseis einai anagaio
na exei prohgh8ei mia eparkhs (praktikh & 8ewrhtikh) katanohsh tou 
8ematos. Diafwnw me tis parousiaseis pou apla exoun ws skopo
na entupwsiasoun autous pou briskodai sto koino enw sthn pragmatikothta 
den exun katalabei tipota mesa sta 45 lepta parousiashs,
afou ek twn pragmatwn den arkei o xronos gia na katalaboun.

4) Den nomizw kaneis na sumfwnhse na katalhksume elitistes alla den 
ginetai na menume kai sunexws se 8emata tou stul "how to install linux"

ithilgore