7 Effective Habits when using the Internet Philip O’Kane 1

Introduction Who are the players?  The Attackers  IT Support/Department  End-user Attack Surface  What is an attack surface  How well are you protected? Myths about Malware (Virus, Worm, Trojan, etc.) Seven Effective Habits 2

The Players 3

Attack Surface 4

Attacks The End-user PC is inside the firewall  It inherits the trusted status of the PC and can access sensitive information  Use privileged protocols to access data  Spread to others using privileged protocols  everyone in your contacts with malware attachments  Backdoor access – can send data to the attackers Used as part of a Botnet to attack others (DDOS) 5

Attacks on Corporates Bank Dbase hacked $45 Million in ATM (Dec 2013) RSA Security,40 million employee records stolen (March 2011) Sony's PlayStation Network (April 2011)  77 million accounts hacked  Sony site was down for a month 6

Attacks on the Individual Mobile Ransomware (2014) Spam s  PayPal (URLs). s with attachments  Zip, SCR, EXEC  CryptoLockers/Ransomware  Backdoors USB  Found or given a USB at a show 7

IT Departments/Defence Solutions Firewall configuration  Internet protocols  Open ports Patch Deployment  Centralised vulnerability remediation as exploitations are on the internet within 8 hours of patch deployment (Patch Tuesday) Permitting open policies for privileged user authority 70% of stolen data via USBs 8

Myths I will know when I’m infected Malware is just for Windows attachments from known persons are safe Visiting only reputable sites is completely safe Malware is not a problem, I have nothing important on my PC 9

I will know when I’m infected Malware Detection Rate over 30 Days 10 0->25%26->50%51->75%76->90%91->100% Key Day McAfee22%53%85%86% Kaspersky22%87%91%92% AVG13%85%92% 93% Virus Buster10%30%46%74% Symantec21%36%43%46%47% Trend Mirco17%29%32% 38% PoorGood "Cyveillance testing finds AV vendors detect on average less than 19% of malware attacks", Aug, 2010, of-malware-attacks. Zero Day

Malware is just for Windows Window is the biggest target  Windows 8 release - a firm announced a zero-day vulnerability that circumvents all new security enhancements in Windows 8 and Internet Explorer 10 Mobile phone  Study claims 614% increase last year.  Android accounts for 92% of total infections (June 2013) Apple Mac  Small volume of malware to date 11

attachments from known persons are safe Do not execute untrusted programs  Internet protocols  Open ports attachments  Who can you trust?  Has your friend been hacked? Embedded URLs  (Spear) Phishing s  PayPal scam etc. 12

Visiting only reputable sites is completely safe Advice such as ‘Do not visit risky websites’  It is good advice The converse is not necessary true  Reputable websites can be hacked  NBC Media website hacked, which installed fake antivirus software (Feb 2013).  msn.co.nz website hacked to re-directed to a site that hosts pictures of Bill Gates (MS) with pie on his face.  EA games web server hacked to host phishing website, users where asked to enter their Apple IDs and personal information. 13

Malware in not a problem, I have nothing.. Malware is not a problem, I have nothing important on my PC Even if your computer has nothing important stored on it  Address books can be used to send out spam and malicious s  Malware can record all of your keystrokes and steal your usernames and passwords. When the malware authors have that information, they can use it to cause severe damage ranging from financial loss to identity theft. Bank account details Social media website to scam friends 14

Reduce your Attack Surface Browser  Use the latest browser  Update your security regularly  Browser controls Games and Apps  Do you need those apps?  Where to get apps? 15

Reduce your Attack Surface Portable media  Two-thirds of lost USB drives carry malware – from a survey of USB drives in a lost and found department  Beware of USBs you find lying around  Malware infected USB drives handed out at a trade show 16

Seven Effective Habits You can’t disengage your brain Be safe both at work and home Update your software to include latest patches Use the latest software Don’t install software you don’t use Be careful about the apps you download - Games etc. Run with minimum privileges 17