CronLab Ltd 424, Linen Hall, 162-168 Regent Street • London W1B 5TE • United Kingdom • Email: info@cronlab.com • www.cronlab.com CronLab Ltd with registration number 7306294 is registered in England and Wales with a registered office at 424, Linen Hall, 162-168 Regent Street, London W1B 5TE, United Kingdom

STOP THE STOP THE STOP THE STOP THE THREATTHREATTHREATTHREAT • Threat stopped before reaching network Threat stopped before reaching network Threat stopped before reaching network Threat stopped before reaching network • Prevents spam, viruses and phishing attacksPrevents spam, viruses and phishing attacksPrevents spam, viruses and phishing attacksPrevents spam, viruses and phishing attacks

POWER AND AVAILABILITYPOWER AND AVAILABILITYPOWER AND AVAILABILITYPOWER AND AVAILABILITY • Sweden based clustered servers Sweden based clustered servers Sweden based clustered servers Sweden based clustered servers • Filters above 99.95% of spam*Filters above 99.95% of spam*Filters above 99.95% of spam*Filters above 99.95% of spam*

AS SIMPLE AS IT GETSAS SIMPLE AS IT GETSAS SIMPLE AS IT GETSAS SIMPLE AS IT GETS

• Up and running in minutes Up and running in minutes Up and running in minutes Up and running in minutes • No user changes requiredNo user changes requiredNo user changes requiredNo user changes required

NO LOST EMAILSNO LOST EMAILSNO LOST EMAILSNO LOST EMAILS

• Severe spam and viruses stopped Severe spam and viruses stopped Severe spam and viruses stopped Severe spam and viruses stopped • User notified by uncertain spam tUser notified by uncertain spam tUser notified by uncertain spam tUser notified by uncertain spam through quarantine hrough quarantine hrough quarantine hrough quarantine

functionalityfunctionalityfunctionalityfunctionality • PostmastePostmastePostmastePostmaster can search throughr can search throughr can search throughr can search through all emailsall emailsall emailsall emails up to 30 days oldup to 30 days oldup to 30 days oldup to 30 days old

A COST EFFECTIVE SOLUTIONA COST EFFECTIVE SOLUTIONA COST EFFECTIVE SOLUTIONA COST EFFECTIVE SOLUTION

• Low prices saving you moLow prices saving you moLow prices saving you moLow prices saving you money without sacrificing qualityney without sacrificing qualityney without sacrificing qualityney without sacrificing quality

INNOVATIVE ADDINNOVATIVE ADDINNOVATIVE ADDINNOVATIVE ADD----ONSONSONSONS

• Email Attachment Saver Email Attachment Saver Email Attachment Saver Email Attachment Saver allows sending/receiving large emails • Outgoing filtering Outgoing filtering Outgoing filtering Outgoing filtering prevents blacklisting and reputational damage • Customized layout Customized layout Customized layout Customized layout for improved marketing

* Internal statistics on 30 days to November 15, 2010

• Spam represents 90% of all Spam represents 90% of all Spam represents 90% of all Spam represents 90% of all email traffic, about 300 billion spams are sent every dayemail traffic, about 300 billion spams are sent every dayemail traffic, about 300 billion spams are sent every dayemail traffic, about 300 billion spams are sent every day • Spam volume increases at an average of 63% p.a.Spam volume increases at an average of 63% p.a.Spam volume increases at an average of 63% p.a.Spam volume increases at an average of 63% p.a. • Viruses and phishing contained in some spam are an additional threatViruses and phishing contained in some spam are an additional threatViruses and phishing contained in some spam are an additional threatViruses and phishing contained in some spam are an additional threat • Spam costs companies $130B per year,Spam costs companies $130B per year,Spam costs companies $130B per year,Spam costs companies $130B per year, representing an average of $1,000 per employee p.a.representing an average of $1,000 per employee p.a.representing an average of $1,000 per employee p.a.representing an average of $1,000 per employee p.a. • 85% of cost is due to lower employee productivity85% of cost is due to lower employee productivity85% of cost is due to lower employee productivity85% of cost is due to lower employee productivity

KEY FEATURES

• Virus scanning: Scans emails and

attachments (including zip files)

• File type blocker: Blocks dangerous file types and content

• Blacklists: Checks sender against

lists of known spammers

• Address validation: Verifies receiving address to be valid

• Local whitelist generation: Automatic generation of whitelists based on sender reputation

• Statistical analysis: Bayes analysis of emails to identify spam

• Experience based training: Known legitimate senders get improved reputation to ensure email deliverability

• Multilingual system: Available in

English, Swedish and French

• Quarantine: Secured user-level quarantine for uncertain emails

• Customized rules: Proprietary rules

to improve filtering rates

• Post processing: Quarantined

emails are re-processed several times for optimal hit rate

• User based training: Users can train the filter to improve accuracy

HOSTED INCOMING SPAM FILTERING

WHY CARE ABOUT SPAMWHY CARE ABOUT SPAMWHY CARE ABOUT SPAMWHY CARE ABOUT SPAM