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ClueCon2009: The Security Saga of SysAdmin Steve

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ClueCon 2009 – Dan York The Security Saga of SysAdmin Steve Dan York, CISSP ClueCon 2009
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Page 1: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

The Security Saga of

SysAdmin Steve Dan York, CISSP

ClueCon 2009

Page 2: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Once upon a time...

Page 3: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

big company

Page 4: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

smaller company

Page 5: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SysAdmin Steve

Page 6: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

promotion

Page 7: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

IT

Page 8: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

phones, too!

Page 9: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

new VoIP system

Page 10: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

net head

Page 11: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

V

Page 12: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Voice

Page 13: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SIP

Page 14: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

open standard

Page 15: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Security Isn’t

Possible

Page 16: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

education

Page 17: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

IP-PBX

SIP Service Provider

LAN

Internet

PSTN

Page 18: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

cheap

Page 19: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

merged

Page 20: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

quit

Page 21: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

?

Page 22: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

new IT staff

Page 23: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Juvenile Joe

Page 24: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

BOFH

Page 25: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

read e-mail

Page 26: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

monitor

Page 27: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

comment

Page 28: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

playground

Page 29: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

exploit chaos

Page 30: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

ET

fun

Page 31: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

ultimate truism

Page 32: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

voice = packets

Page 33: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

packets = bits

Page 34: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

bits can be manipulated

Page 35: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

“VoIP security tools”

Page 36: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

tools, tools, tools

Page 37: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

voipsa.org

Page 38: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

hackingvoip.com

Page 39: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

sectools.org

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ClueCon 2009 – Dan York

tools, tools, tools

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ClueCon 2009 – Dan York

good

Page 42: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

evil

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ClueCon 2009 – Dan York

test/defend

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ClueCon 2009 – Dan York

attack

Page 45: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

perspective

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ClueCon 2009 – Dan York

white hat

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ClueCon 2009 – Dan York

black hat

Page 48: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

wireshark

Page 49: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Page 50: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

cain & abel

Page 51: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

RTP

Page 52: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

WAV

Page 53: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

MP3s

Page 54: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

iPod

Page 55: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

2-hour commute

Page 56: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

corporate conversations

Page 57: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

personal iPod

Page 58: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

corporate conversations

Page 59: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

personal iPod

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ClueCon 2009 – Dan York

(scared yet?)

Page 61: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

conversations

Page 62: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

PIN

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ClueCon 2009 – Dan York

voicemail PINs

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ClueCon 2009 – Dan York

banking PINs

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ClueCon 2009 – Dan York

DTMF decoder

Page 66: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

(fun stuff, eh?)

Page 67: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Teleworker Ted

Page 68: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

envy

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ClueCon 2009 – Dan York

grudge

Page 70: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

hang up Ted

Page 71: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

cell phone

Page 72: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

devious

Page 73: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

mix in new background

Page 74: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

amusement park

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ClueCon 2009 – Dan York

screaming kids

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ClueCon 2009 – Dan York

dog

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ClueCon 2009 – Dan York

Ted’s dog

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ClueCon 2009 – Dan York

endless barking

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ClueCon 2009 – Dan York

no clue

Page 80: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Process Paul

Page 81: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

new rules

Page 82: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

worked late

Page 83: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

wife

Page 84: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

female

Page 85: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

???

Page 86: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

no clue

Page 87: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

insecure firewall

Page 88: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

family

Page 89: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SIP softphone

Page 90: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

free long distance

Page 91: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

(toll fraud)

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ClueCon 2009 – Dan York

Board conf calls

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ClueCon 2009 – Dan York

revenues in the tank

Page 94: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

only hope

Page 95: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

acquisition

Page 96: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

IT outsourced

Page 97: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

job

Page 98: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

(Uh-oh)

Page 99: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

war

Page 100: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SIP trunk

Page 101: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

unencrypted

Page 102: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

sniff CID

Page 103: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

lawyers

Page 104: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

CFO

Page 105: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SIP Redirect

Page 106: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

random extension

Page 107: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

shipping

Page 108: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

HR

Page 109: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

labs

Page 110: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

kitchen

Page 111: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

?

Page 112: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

acquire?

Page 113: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

@#$@?%$!

Page 114: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SysAdmin Steve

Page 115: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

fix it

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ClueCon 2009 – Dan York

DoS

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ClueCon 2009 – Dan York

BYE

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ClueCon 2009 – Dan York

hang up CEO

Page 119: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

set reload

Page 120: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

erase SIP registration

Page 121: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

no clue

Page 122: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

packet flood

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ClueCon 2009 – Dan York

degrade

Page 124: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

cell phones

Page 125: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

acquire?

Page 126: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

@#$@?%$!

Page 127: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SysAdmin Steve

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ClueCon 2009 – Dan York

fix it

Page 129: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

3 strikes

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ClueCon 2009 – Dan York

investigation

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ClueCon 2009 – Dan York

truth

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ClueCon 2009 – Dan York

discovered

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ClueCon 2009 – Dan York

heart attack

Page 134: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

corporate conversations

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ClueCon 2009 – Dan York

SIP trunk

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ClueCon 2009 – Dan York

unencrypted

Page 137: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

public Internet

Page 138: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

clear

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ClueCon 2009 – Dan York

call records

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ClueCon 2009 – Dan York

public Internet

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ClueCon 2009 – Dan York

cleartext

Page 142: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

(not good)

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ClueCon 2009 – Dan York

plan

Page 144: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Fire Joe!

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ClueCon 2009 – Dan York

defense in depth

Page 146: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

layers

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ClueCon 2009 – Dan York

encryption

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ClueCon 2009 – Dan York

SRTP

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ClueCon 2009 – Dan York

TLS / DTLS

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ClueCon 2009 – Dan York

ZRTP

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ClueCon 2009 – Dan York

voice

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ClueCon 2009 – Dan York

call control

Page 153: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

LAN

Page 154: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SIP trunk

Page 155: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

clueless

Page 156: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

new provider

Page 157: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

call accounting

Page 158: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

IP network

Page 159: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

VLANs

Page 160: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

IDS/IPS

Page 161: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

monitoring

Page 162: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

rate throttling

Page 163: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

secure perimeter

Page 164: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

firewall traversal

Page 165: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

firmware

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ClueCon 2009 – Dan York

o/s patches

Page 167: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

disable services

Page 168: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

die, default

passwords, die, die, die

Page 169: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

layers

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ClueCon 2009 – Dan York

secure VoIP

Page 171: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

caveat

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ClueCon 2009 – Dan York

internal

Page 173: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

disgruntled

Page 174: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

x%?

Page 175: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

compromised servers

Page 176: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

spyware

Page 177: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

unsecured WiFi

Page 178: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

(checked your parking lot

lately?)

Page 179: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

offline analysis

Page 180: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SIP trunk

Page 181: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

$$$

Page 182: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

security

Page 183: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Botnet Bob

Page 184: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

zombies

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ClueCon 2009 – Dan York

fun

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ClueCon 2009 – Dan York

profit

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ClueCon 2009 – Dan York

Criminal Chris

Page 188: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

espionage

Page 189: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

identity theft

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ClueCon 2009 – Dan York

human replay attack

Page 191: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Spammer Sue

Page 192: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SPIT

Page 193: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

1,000s of calls

Page 194: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

“significant event”

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ClueCon 2009 – Dan York

Congressman

Page 196: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

mistress

Page 197: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

public official

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ClueCon 2009 – Dan York

porn line

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ClueCon 2009 – Dan York

identity theft

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ClueCon 2009 – Dan York

13-yr-old

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ClueCon 2009 – Dan York

Wall St. Journal

Page 202: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

“VOIP IS INSECURE”

Page 203: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

“(stupid) VOIP IS INSECURE”

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ClueCon 2009 – Dan York

“VOIP IS INSECURE”

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ClueCon 2009 – Dan York

moral

Page 206: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

VoIP *can* be secure

Page 207: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

VoIP can be MORE secure

than PSTN

Page 208: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

(red button, anyone?)

Page 209: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

work

Page 210: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

plan

Page 211: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

questions

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ClueCon 2009 – Dan York

education

Page 213: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

voipsa.org

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ClueCon 2009 – Dan York

VOIPSA Threat Taxonomy

Page 215: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

VOIPSA Best Practices

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ClueCon 2009 – Dan York

VOIPSEC mailing list

Page 217: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

blueboxpodcast.com

Page 218: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Page 219: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

(If you aren’t reading them, be

aware the attackers *are*)

Page 220: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

defense in depth

Page 221: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

layers and layers

Page 222: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

voice

Page 223: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

call control

Page 224: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SIP trunks

Page 225: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

management interfaces / APIs

Page 226: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

PSTN interfaces

Page 227: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

PSTN

Page 228: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

VoIP = IP + PSTN

Page 229: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

it’s the network, stupid

Page 230: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

cloud

Page 231: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

IP network

Page 232: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

voice = packets

Page 233: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

packets = bits

Page 234: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

bits can be manipulated

Page 235: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

VoIP *can* be secure

Page 236: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

work

Page 237: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

plan

Page 238: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

SysAdmin Steve?

Page 239: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

happily ever after?

Page 240: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

acquisition?

Page 241: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

job?

Page 242: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

CIO?

Page 243: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

another story

Page 244: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

To be continued...

Page 245: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

The End

(or is it the beginning?)

Page 246: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Please practice safe VoIP!

Page 247: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Q&A www.voipsa.org

www.voipsa.org/blog www.blueboxpodcast.com

blogs.voxeo.com

Page 248: ClueCon2009: The Security Saga of SysAdmin Steve

ClueCon 2009 – Dan York

Thank you

(Please practice safe VoIP!)


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