Authentication

AUTHENTICATIONS
Definition :
Authentication is a process where users
verify that they are who they say they are.
The user who attempts to perform functions
in a system is in fact the user who is
authorised to do so
Methods of authentication
Biometric Devices Callac! S"stem
*Fingerprint Recognition *Facial Recognition *hand Geometry
Scanning *Iris Scanning *Retinal Scanning *Voice recognition
*Signature Verification System
ommonly used in the
!an" operation and
!usiness transaction
#H$ IS AUTHENTICATION
IM%O&TANT'
Authentication is important in
order to safeguard against the
unauthorised access and use
(E&I)ICATION
Definition :
Verification is the act of proving or
disproving the correctness of a system with
respect to a certain formal specification.
Methods of verification
#ser Identification
$ refers to the process of
validating the user.
%rocessed &!'ect
$ refers to something the user
has such as identification
card( security to"en and cell
phone.
$)ey in the user name to log$
in to a system and the system
will verify whether the user is
valid or invalid user
$Show the e*am slip to verify
that you are the valid
candidate for the e*am.
$show a passport !efore
departure.
$ the policeman will chec" on
the driver+s license to identify
the valid driver
$ employees have to swipe
their security card to enter the
!uilding
$ !uy !louses at the mall
using a credit card
%ornography
• can lead to criminal acts
such as e*ploitation of
women and children
• can lead to se*ual addiction
or perversion
• can develop low moral
value towards other men(
women or children
• can erode good religious(
cultural and social !eliefs
and !ehaviour
Slander
• can develop into a society that
disregards honesty and truth
• can develop !ad ha!it of
spreading untruths and
rumours
• can lead to unnecessary
argument
• can cause people to have
negative attitudes towards
another person
Effect of CONT&O(E&SIA* CONTENT
THE %&OCESS O)
INTE&NET
)I*TE&IN+
Internet filtering is a process that prevents or
!loc"s access to certain materials on the
Internet. Filtering is most commonly used to
prevent children from accessing inappropriate
material and to "eep employees productive on
the Internet.
Methods
,E$#O&D B*OC,IN+ $ uses a list of
!anned words or o!'ectiona!le terms. As the
page is downloading( the filter searches for
any of these words. If found( it will !loc" the
page completely( stop downloading the page(
!loc" the !anned words and even shut down
the !rowser.
SITE B*OC,IN+
• software company maintains a list of ,du!ious Internet sites+
• the software prevents access to any sites on this list
• ,denial lists+ regularly updated
• some software provides control over what categories of
information you !loc"
#EB &ATIN+ S$STEMS
$-e! sites are rated in terms of nudity( se*(
violence and language.
**ratings done either !y the we! page
author or !y the independent !ureau.
** !rowsers set to only accept pages with
certain levels of ratings.
%EMBU,TIAN
Ma!sud :
%em!u"tian adalah proses di mana seseorang
mengesah"an siapa mere"a. %engguna yang
cu!a untu" mela"u"an fungsi dalam se!uah
sistem se!enarnya pengguna yang di!eri
"uasa untu" mela"u"annya.
,aedah %emu!tian
%eranti Biometri! Sistem %an--il Semula
*Fingerprint Recognition *Facial Recognition *hand Geometry
Scanning *Iris Scanning *Retinal Scanning *Voice recognition
*Signature Verification System
.iasa diguna"an dalam
operasi !an" dan transa"si
perniagaan/pem!elian
,ENA%A %EMBU,TIAN
%ENTIN+ '
0alam hal$hal !er"aiatan caaian
haram dan pengunaan tan pa i1in
%EN+ESAHAN
Ma!sud :
%engesahan adalah tinda"an untu"
mem!u"ti"an atau tida" mem!u"ti"an
"e!enaran sistem !er"aitan dengan suatu
spesifi"asi formal tertentu.
,aedah %en-esahan
Identifi"asi %engguna
$ meru'u" "epada proses
pengesahan pengguna
&!'e" 0iproses
$ 2eru'u" pada sesuatu yang
pengguna mili"i seperti "ad
pengenalan( "eselamatan
to"en dan telefon.
$ 2asu""an nama pengguna
untu" log$in "e sistem dan
sistem a"an mengesah"an
sama ada pengguna pengguna
yang sah atau tida" sah
$Tun'u" slip u'ian untu"
mengesah"an !ahawa anda
adalah calon untu" u'ian.
$2enun'u""an pasport
se!elum !erlepas.
$ %olis a"an menyema" lesen
untu" mengenal pasti
pemandu
$ %e"er'a harus menggese"
"ad "eselamatan mere"a
untu" masu" "e "ilang
$ 2em!eli !a'u di pasa raya
mengguna"an "ad "redit
%ornografi
3 !oleh menye!a!"an tinda"an
'enayah seperti e"sploitasi wanita
dan "ana"$"ana"
3 !oleh menye!a!"an "ecanduan
se"sual atau penyimpangan
3 dapat mengem!ang"an nilai
moral yang rendah terhadap
wanita(lela"i atau "ana"$"ana"
3 !oleh mengi"is "epercayaan
agama( !udaya dan sosial yang
!ai" dan perila"u
Fitnah
3 men'adi"an masyara"at yang
menga!ai"an "e'u'uran dan
"e!enaran
3 mengem!ang"an "e!iasaan !uru"
menye!ar"an "e!ohongan dan
rumor
3 !oleh menye!a!"an hu'ah yang
tida" perlu
3 !oleh menye!a!"an orang
memili"i si"ap negatif terhadap
orang lain
,esan ,andun-an ,ontroversi
%&OSES
%ENA%ISAN
INTE&NET
Tapisan internet adalah proses yang
menghalang atau menye"at a"ses "epada
!ahan$!ahan tertentu di Internet. %enapisan ini
paling sering diguna"an untu" mengela""an
ana"$ana" menga"ses !ahan$!ahan yang tida"
sesuai dan pe"er'a produ"tif "eti"a di Internet.
Methods
4alangan )ata"unci $ mengguna"an senarai
per"ataan yang . )eti"a halaman di muat
turun ( carian penapis mencari per"ataan
dalam senarai dan 'i"a di'umpai( a"an
menye"at laman terse!ut( menghenti"an
muat turun ( halang "ata$"ata yang dilarang
dan !ah"an !oleh memati"an !rowser.
SE,ATAN *AMAN
syari"at perisian 3 menyimpan senarai 5laman$laman Internet yang meragu"an5
3 perisian mencegah a"ses "e laman we! mana$mana dalam senarai ini
3 5penola"an senarai5 di update selalu
3 %eranti perisian !e!erapa mem!eri"an "awalan atas apa "ategori ma"lumat
yang anda se"at
SISTEM &ATIN+ #EB
$6aman we! !er!entu" lucah/porno( se*(
ganas ds!g di rating"an se!agai halangan
untu" di !u"a.
**ratings dila"u"an oleh tuan laman we!
atau !iro !e!as.
** !rowsers di set "an untu" hanya
menerima laman yang di!enar"an