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Alerts, Bulletins & Webinars

Alerts, Bulletins & Webinars

Data Security Alerts, Bulletins & Webinars

Visa is committed to helping all payment system participants better understand their responsibilities related to securing cardholder data. As part of this commitment, Visa issues security alerts when vulnerabilities are detected in the marketplace.

The following Visa Data Security Alerts, Bulletins and Webinars are currently available in PDF format. Click a document/resource title to download.

Data Security Alerts

Document/Resource Downloads  
Letter to Payment Application Vendors - April 15, 2009 PDF | 34k
Malicious Software and Internet Protocol (IP) Addresses - April 1, 2009 PDF | 192k
USSS / FBI Advisory - February 12, 2009 PDF | 40k
Personal Identification Number (PIN) Attacks - February 5, 2009 PDF | 32k
Packet Sniffing Vulnerability - February 2, 2009 PDF | 32k
Hospitality Merchants - January 9, 2009 PDF | 36k
SQL Injection Attacks - October 10, 2008 PDF | 36k
Key Logger Malware - October 6, 2008 PDF | 33k
Debugging Software - Memory Parsing Vulnerability - October 2, 2008 PDF | 44k
Eliminating Storage of Prohibited Data - September 3, 2008 PDF | 44k
Enabling Audit Logging - August 29, 2008 PDF | 36k
Network Vulnerabilities - June 19, 2008 PDF | 36k
Potential Network Vulnerabilities for Financial Institutions - January 25, 2008 PDF | 40k
VoIP Security Vulnerabilities - December 28, 2007 PDF | 40k
POS PIN Entry Device Vulnerabilities - November 19, 2007 PDF | 40k
New POS Tamper Scheme - November 13, 2007 PDF | 36k
Eliminate Storage of Cardholder Data on POS and ATM Hardware - November 9, 2007 PDF | 40k
Improperly Secured Wireless Networks - October 5, 2007 PDF | 48k
Default Settings / Passwords - May 9, 2007 PDF | 48k
Unnecessary and Vulnerable Services on Servers - April 18, 2007 PDF | 44k
Security Vulnerability: New Social Engineering Schemes Detected - December 18, 2006 PDF | 34k
Risks Affecting Petroleum Merchants - November 17, 2006 PDF | 40k
Improperly Segmented Network Environment - October 31, 2006 PDF | 37k
Unauthorized Access to Automated Fuel Dispenser Card Readers- September 29, 2006 PDF | 31k

CISP Bulletins

Please visit Merchant Resources to view all Merchant Resources Downloads.

Webinars


For more information

To learn more about Visa's compliance programs, contact Visa via email at AskVisaUSA@Visa.com.