国安机关提醒：看似可靠的碎纸机，也可能泄密

Core Viewpoint - The article emphasizes the importance of using shredders correctly to protect sensitive information, highlighting that improper use can lead to security breaches due to advancements in data recovery technology [1][4]. Group 1: Common Operational Vulnerabilities - Choosing shredder models based solely on convenience can result in inadequate shredding effectiveness, failing to meet confidentiality standards [2]. - Batch processing of sensitive and non-sensitive documents together increases the risk of mixed shreds, which, if not properly disposed of, can lead to sensitive information being recovered [2]. - Lack of regulatory oversight in the shredding process can create leak risks, as some units neglect to monitor the entire shredding workflow, leading to potential mishandling of sensitive documents [2]. Group 2: Best Practices for Shredding - Selecting shredders according to confidentiality standards is crucial, ensuring that devices meet required specifications and functionalities, such as automatic jam detection and monitoring capabilities [3]. - Establishing a robust management and oversight system is essential, including appointing responsible personnel for maintenance and training staff on proper shredding practices [3]. - Regular maintenance and checks of shredders are necessary to ensure they operate effectively and securely, including cleaning and professional servicing to prevent leaks [3]. Group 3: National Security Guidelines - The National Security Agency advises that sensitive materials must be destroyed using equipment that meets national confidentiality standards, ensuring that no recoverable information remains [4]. - Emphasizing the responsibility associated with the destruction of sensitive materials, the article calls for vigilance and adherence to shredding protocols to safeguard national secrets [4].