Is it safe to pay with a barcode scanner at supermarkets? Decrypting the security mechanisms behind barcode paymentWe often use WeChat or Alipay to scan and pay when shopping at supermarkets. Cashiers scan our QR codes with a barcode scanner, but some people are concerned: Is the barcode scanner safe? Can it be used to make payments without entering a password, and are there any security risks? Today, we'll learn more about the security mechanisms behind barcode payments to address your concerns...

"SMS Sniffing": The "Eavesdropper" in Your Phone!Smartphones provide tremendous convenience to our daily lives, but as their use expands, criminals have also targeted those who are unfamiliar with smartphone usage or less vigilant, especially the elderly population whose phones are linked to bank accounts or have money in their WeChat wallets. High-tech mobile phone scams are rampant, and a new scam called "SMS sniffing" is particularly disturbing it can collect and intercept SMS content without touching the phone, silently transferring our bank account balances away...

The essence of motivation is the hard work of employees for a certain benefit and personal dignity. When employees face pressure, motivation positively affects their work attitude...

Beijing Daily client | Intern reporter Xia HuaThe reporter learned from the Ministry of Industry and Information Technology that since its launch in 2019, the "Harassment Call Rejection" service has served over 540 million users as of June 2023, and has provided more than 46.03 billion times of harassment call protection based on user preferences...

Reporter of Science and Technology Daily Liu XiaSalmonella usually causes food poisoning, but in 2019, 71 year old Canadian Irit Barbour volunteered to drink a bottle of liquid containing 1 billion active Salmonella typhimurium as the last resort to fight pancreatic cancer. At that time, pancreatic cancer had spread to other organs in her body, and she could only live for a few months...

The first time I encountered this kind of thing, it was too scaryRecently, Ms. Xie (pseudonym), a resident from another city, shared her almost deceived experience on social media: her Apple ID (note: Apple account) was modified 13 times by strangers in the early morning...

Technology Frontiers Beijing, May 26th (Reporter Deng Hui)How much carbon is in the soil on Earth? How does organic carbon form and long-term store in soil? Recently, researchers from Tsinghua University and Cornell University led an international team to carry out in-depth interdisciplinary research in the fields of ecology and computer science, using artificial intelligence and data assimilation technology to reveal the decisive role of microbial carbon use efficiency on global soil organic carbon storage. The above achievement is titled "Microbial carbon utilization efficiency promotes global soil carbon storage" and was recently published in the journal Nature...