Intrusion Detection & Intrusion Prevention Systems

  • View
    219

  • Download
    0

Embed Size (px)

Text of Intrusion Detection & Intrusion Prevention Systems

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    1/26

    Z`^a_[ZW`WU`[Z

    Z`^a_[Z^WbWZ`[Z

    _`W_

    -ff-fffffffffffff

    n

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    2/26

    [email protected]@

    fn

    n

    $9nn

    fnf

    f$9

    fnn,

    fn%,n

    fn

    @f,

    f9

    fn%n

    @nffnn

    f$9

    f$9

    9fnn

    ff9

    f nf%$9

    ,

    ff

    nff

    f

    -f nf%-$-9

    nn-f$9

    @

    f9ff-f

    f9ff

    f-f

    @nf9

    [email protected],ff

    [email protected],f

    @[email protected],

    [email protected],

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    3/26

    [email protected],

    Jn

    Jnf

    fnff

    9ff

    nffnf

    fnf

    9ffnf

    @fn

    fn%

    @fffnf

    ,fnn

    nf

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    4/26

    9f-fJf

    nfn,n f 9 @f,f

    n,ff9fnnfnff

    fn [email protected]

    n n nf n nf n ffn fn nfff nnffn

    ffnnfffffnnJ

    ,fnfnnfnfnnf

    f f # nf ffn nf

    ffn#fnf nfnf

    f

    n%fnffnf

    @ f n n f

    nnfnnfffffff

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    5/26

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    6/26

    $9nn

    fnf$9 [email protected]

    f

    O fnffO -fffnfnnff$9n

    n

    f$9$9nfnn

    O ff n n f f ff ff nf

    O n f f n n n fffn

    O f n nf fn fn f f f f$ff fn %fn

    9

    nfnfn

    f$9

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    7/26

    fnn,

    [email protected]

    ff

    fn%,n

    f n fn f fn $n fn

    fnffnnfn

    fffn ffff ff

    fn ffn nnf n

    fnnffn

    fff fffJfffffnf

    fffffffnfnf

    f f f ff nffnn nf n

    ffnffnfffnfffnnfn

    nffnffn ff

    [email protected]

    ffffff nf

    nf

    n nnf ffn nf fn

    nnfffnffnfnffnf

    f f f f n f n f f

    ffn

    fn

    f n f f f f- f

    f ffff

    n f f f f fnf ffn ff

    nfnfnf

    fff

    @fffnffnfnff

    fnf

    ffnffnffnfnfffff

    nfnnfnfffffnn

    nf nnfnff

    fff

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    8/26

    ffnfffffffffffn

    nffnfnfffnf

    @f,

    @ fn fn ff f f

    nf n @ f nn n n f

    ffnfnnfnn

    nfnfnfffnf f

    ff f @ f nf

    nfffnnfnfnff

    fff $nnf

    f9

    @ n f n f ffn f n nf

    fn f nn f f fffffnffnffnf

    nnff ff nn fnfffn

    [email protected]

    ffnnnffnfnff

    nnfn

    fn%n

    nnfnfnffnnfff n

    [email protected] nff

    fffffn nfffnfnn

    ffnn

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    9/26

    @nffnn

    @fnffnnnffff

    ffff

    f$9,9nf [email protected] nffffn

    n fffffnffffn

    @fn ffffnfnffnfnnfffffff

    f f fn @fffnfffn f fn

    ffn f n f f fn f fn fn n f

    fff

    f$9

    fnffffnfffnfnfn

    n f fn ff fnf n

    fn - f fn f n ffn n f

    fnfnnffnffnnffn

    ffffnnffnffn

    9fnn

    9fnnfnnfffn

    fnf ff f fn fn f f f n

    nfn ffff n [email protected] ffn

    nnf nf nfffn nfff

    ff fnfnnfff

    fffnnfffnn

    ffnfnfn nfnnffnff

    n n ff ff n f f

    [email protected]

    [email protected]

    f nfnf ffff fn

    fff

    9 ffn nf ffffn%

    , f f f fff ffn %9 f

    f

    9 n nf n ff ffn f n %ffn

    nf fffnffffn

    nffffn

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    10/26

    ff9

    n%nffnfnfff

    f nf fn n f f ff

    nfn

    9%9ffffnfffn

    fn fDf9 fnf

    fn f ffnf# nfffn

    fnnfffnnfnn

    f fnn 9f f fnf f ffn

    nffnnfnfnf

    f f9nf fn f f nfn

    nnnfffnfffn9nnff

    fn f fnf f f 9 nf fnnfffn f fn f f n ffn f

    fff

    n fnf nf f n

    $ % $ 9 f -f n $

    %-$-9

    @,ffnnff9fn

    n

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    11/26

    f n f % $

    9fffnffnnff n

    9 f n f

    n

    O nnfnO fffffnfnfnO nfffnn fffO ffnfnfnf

    fnfn

    ,

    nfffffnnnnf

    nn f f nffnn @

    ff f n nf f nf

    [email protected]

    O 9ffnfn

    O $fnnfn

    O f

    O nfnnO ,f n nn nf %f

    nff %ffnn f n%f

    nnffn

    O [email protected] [email protected] nn f fn f n % f

    nff#[email protected]

    ff%fnfff%[email protected]

    O @ fffnfnnff n

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    12/26

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    13/26

    nff

    nff fn nnn

    nff nn n

    f-fn

    nffnfnff

    O Df @9fD9 nn n f nn @9fD9

    O 9 nf n n nf f ffn ff

    f fnf nff f fnfff

    f fn ff f n nffn

    f%9

    fnfff

    O nffnnfO ffffffffn

    [email protected]

    ffnn

    O DnO fffn9#O fnnf

    fnnff fnnf

    nnffff

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    14/26

    f

    fffffffn

    nfnffn

    O fnff#fO fnnfO fnnfnO fnfnfnO nfffO nfO fnnffO fnO nfffnfO 9nnnffO nffnffO 9ffO 9f$

    n n nf fn ff nf

    nf#f

    fffnfffff f

    ffff fffnff f

    ffnfnf f f

    ffnf f f f nf n f

    f

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    15/26

    -fnf%-$

    -9

    -f [email protected]

    [email protected]

    ffffnfnnf

    [email protected]

    n - $ -9 f f f f f f

    f-ffnffnff

    -f n%- ff

    f ffn ff nf nn f

    ffffffnffn

    ffffnfn

    O Dffnn Jffnnf ffn fnf

    ffnnf

    O f $f n @ ffn [email protected] f$nf ffnnf

    nf

    - f f fn nf f n

    fnf

    -$-9fnffffn

    n f f fn f f

    nn f f f nf f fn n f

    [email protected]

    fnnfnnfI9-nffn

    nI9-

    nfnfffff

    n

    O 9fnfn%ffnO nn%fffnO f%fnO fnfffn

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    16/26

    nn-f$9

    @ffnfn n-f

    @fffnn-nfnff

    n nff f - nf #

    f

    ff-$-9fnfffn,

    ffffnf,n9ffnnffnff

    f

    - fn fnn fnfnnffff

    nf nfn ff nnf

    fnfnnfnnff

    nn-

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    17/26

    @

    f9ff-f

    f9ff

    @fffffffnff nf

    nfff ffnfnffnnnn

    nnffffffffnf

    f f f nn nf nf n

    fffnfn

    O [email protected]@fnfnfffnf f- n f ,9ff f

    fffnffnnffn

    O f ff fn f f f n fnfnffffnff

    O 9n If f f nf n fn nf nf

    O @f 9 f fff f [email protected]

    O -,fnffffnnnffnffff

    fnfffff

    n fff [email protected]

    ffnnfnfJffffnfnf

    fnnfnffffnn%nf

    ffffff fnffff

    ffffnf

    f-f

    f f n f n f n

    nnf nnfnfnfnnf

    ff f fn f nf f n nfn ff

    nnff

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    18/26

    nffff

    O --fnf f nffnnffnn

    n - n nf f n f

    fn

    O nfn [email protected] ff

    nfn9fn-I9- fffnnf

    ff-fffn

    O fn nf n ,f f f n f nf f fn nnfffnf,

    nfffn nfnf

    f n f f f fnf

    nfn

    O fffnfffnfnffnf ffnnf f

    O Dn ffn @ ffn n f ff

    O 9-nfffff-nfnfnn

    4 nfnffffff4 @nnffnfnfff4 fnf4 @ ffff f fff

    fnfnnffn

    O - f @- n nfn ffn ff

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    19/26

    @[email protected]$9 n$9nff n

    @nffnfff

    [email protected],[email protected]@, ffnnf f

    nfnf fnff[email protected]

    nf f nf f n n nf f

    nnfnfnfnf

    ff fnnnfnnff

    fffff

    [email protected],f

    [email protected],nff

    O fnffnnO fffffffO n$nf

    [email protected],fnfffnf

    O JnnfffnO Iff%I9-nfnnfnfnn

    [email protected],fff fnfnfJ-fnnf ff

    n f ff f f nf

    Df fnf f fnf n f

    [email protected], fffff

    [email protected], f nf f f n f nf f

    ffffI9-nf

    [email protected],ff

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    20/26

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    21/26

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    22/26

    Jnnf n%Jf

    fnnfnnfJnf

    ffn

    fn f nf @f ff fnf

    ffffffff

    n

    Jnf

    O 9 nff f f f ffn f nnfJ-fffn @fnnf

    nffffnffffnfnfffff9nnf

    f f f n f

    f

    O fnff,%,, f f n ffn f f

    ff f n f f f ,f

    J-ffnffnff

    fffff

    O ff n 9 ff ff fn f f f ff9nnfff

    ffnnfffn

    O nfnfn fffnfnf f ff

    nf f n f f

    f nf nffnnf

    nfffnfnfnf nf

    Jf n,[email protected]

    nnf-n--J

    Jfn,nfIf,O

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    23/26

  • 8/8/2019 Intrusion Detection & Intrusion Prevention Systems

    24/26

    @fn

    fn%

    ffnfffnfnfffnf

    fnnfnnfn%@[email protected]

    ffn f nf ffn f f f n f f

    @nffffnnfnn

    O nffn nfnnffnffnffnn nffnffnffn

    nffnnfffn nnf-

    n

    O ,fn fn ffn n f f fn f nf n nf nn f n f

    ffffnnfnnfnff fnnfnf

    fnnfffnf,[email protected]@

    ,9n

    fnffff nfn ffn

    ff f nf n f f f fnff fn

    ffn @ ffn f fff nn nf

    fDn;nn

    @fffnf

    [email protected]

    fffnnffnfnfff

    f f ffn f nf f f fn f

    ffnfnfffffnf

    f nn f @f f f f

    [email protected]

    [email protected] ffnn @f nf

    [email protected] nnfff

    nf f n fJnfnff fn ffn @ff

    [email protected]

    [email protected]@9D9-ffnnn

    ,fnn

    fnf ffffnnfnf

    [email protected]$nf

    nfffnfnnfn

  • 8/8/2019 Intrus