Title
Guidelines for ISP Web Filtering of Child Pornography
Law
Ntc Memorandum Circular No: 03-07-2015
Decision Date
Jul 14, 2015
The Addendum on the Guidelines for Internet Service Providers in the Implementation of Republic Act 9775 aims to establish specific standards and criteria for ISPs to block access or filter websites carrying child pornography materials, ensuring compliance with the Anti-Child Pornography Act of 2009 in the Philippines.
A

Regulatory Authority and Monitoring Mechanisms

  • The National Telecommunications Commission (NTC) is empowered to issue directives, set standards, and implement rules for monitoring child pornography blocking efforts by ISPs.
  • This is pursuant to the Implementing Rules and Regulations of RA 9775, specifically Rule V, Section 12.

Development of Standards for Filtering Technology

  • There is a recognized need to establish specific standards to evaluate and assess the effectiveness of blocking/filtering technologies against child pornography websites.

Detailed Technical and Functional Specifications for Filtering Software

  • ISP-level web filtering must cover various content categories: text, images, and videos, with explicit recognition of child pornography.
  • The filtering solution must have membership or affiliation with recognized sources of blocked URLs, such as the Internet Watch Foundation (IWF).
  • Field-tested accuracy must be at least 95% for filtering text, images, and videos.
  • The software must provide an Application Programming Interface (API) to integrate with other systems like Customer Relationship Management (CRM) or SysLog.
  • Must support throughput of at least 800 Mbps to ensure network efficiency.
  • Should offer a High Availability Configuration option to maintain continuous service.
  • Real-time updates via cloud for signatures and categorization of URLs are required.
  • Customizable rules for blacklisting and whitelisting URLs must be supported.
  • The system should possess high storage capacity to preserve filtered traffic for review or audit.

Implementation and Compliance

  • All ISPs are directed to comply immediately with these functional specifications.
  • Any existing directives conflicting with these guidelines are repealed or amended accordingly.

Effectivity and Publication

  • The Circular becomes effective 15 days after publication in a newspaper of general circulation.
  • Additionally, three certified true copies must be furnished to the University of the Philippines Law Center.

Authority and Approval

  • The Circular was adopted and signed by the NTC Commissioner and Deputy Commissioners on July 14, 2015, in Quezon City, Philippines.

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