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Silver attacks bacteria, gets "consumed"

For millennia, silver has been utilized for its antimicrobial and antibacterial properties. Although its use as a disinfectant is widely known, the effects of silver's interaction with bacteria on the silver itself are not well understood......»»

Category: topSource:  physorgMay 25th, 2021

Nation-state hackers exploit Cisco firewall 0-days to backdoor government networks

Perimeter devices ought to prevent network hacks. Why are so many devices allowing attacks? Enlarge (credit: Getty Images) Hackers backed by a powerful nation-state have been exploiting two zero-day vulnerabilities in Ci.....»»

Category: topSource:  arstechnicaRelated NewsApr 24th, 2024

AI set to play key role in future phishing attacks

A staggering increase in QR code phishing (quishing) attacks during 2023 saw them skyrocket up the list of concerns for cyber teams globally, according to Egress. Attacks were both prolific and highly successful, demonstrating how cybercriminals effe.....»»

Category: securitySource:  netsecurityRelated NewsApr 24th, 2024

GenAI can enhance security awareness training

One of the biggest concerns over generative AI is its ability to manipulate us, which makes it ideal for orchestrating social engineering attacks. From mining someone’s digital footprint to crafting highly convincing spear phishing emails, to voice.....»»

Category: securitySource:  netsecurityRelated NewsApr 24th, 2024

Entrust protects users against fraud, phishing and other account takeover attacks

Entrust announced a single-vendor enhanced authentication solution that integrates identity verification (IDV) and identity and access management (IAM) to fight deepfakes, phishing, account takeover (ATO) attacks and other threats. By enhancing Entru.....»»

Category: securitySource:  netsecurityRelated NewsApr 24th, 2024

Using bacteriophage-derived lysin to target odor-causing bacteria in armpits

Body odor from the armpits comes from bacteria metabolizing sweat produced by the apocrine glands. These bacteria are native to our skin, but the odors produced differ among people. Generally, people use deodorants on their armpits, but perhaps there.....»»

Category: topSource:  marketingvoxRelated NewsApr 23rd, 2024

Bacteria for climate-neutral chemicals of the future

Researchers at ETH Zurich have engineered bacteria in the laboratory to efficiently use methanol. The metabolism of these bacteria can now be tapped into to produce valuable products currently made by the chemical industry from fossil fuels......»»

Category: topSource:  physorgRelated NewsApr 23rd, 2024

Researchers uncover details of how bacteria build protective barriers, may inform new antibiotics

Yale researchers have uncovered new details on how bacteria like E. coli build their protective barriers, which will inform new antibiotic development......»»

Category: topSource:  physorgRelated NewsApr 22nd, 2024

Here’s how to protect against iPhone password reset attacks [U]

One of the latest attacks on iPhone sees malicious parties abuse the Apple ID password reset system to inundate users with iOS prompts to take over their accounts. Here’s how you can protect against iPhone password reset attacks (often called “MF.....»»

Category: topSource:  marketingvoxRelated NewsApr 21st, 2024

Week in review: Palo Alto firewalls mitigation ineffective, PuTTY client vulnerable to key recovery attack

Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Palo Alto firewalls: Public exploits, rising attacks, ineffective mitigation While it initially seemed that protecting Palo Alto Network firewalls f.....»»

Category: securitySource:  netsecurityRelated NewsApr 21st, 2024

The GMO tooth microbe that is supposed to prevent cavities

Some experts have concerns over the safety of the genetically modified bacteria. Enlarge (credit: zhangshuang via Getty) About seven years ago, Aaron Silverbook and his then-girlfriend, a biologist, were perusing old sci.....»»

Category: topSource:  arstechnicaRelated NewsApr 20th, 2024

Lemur"s lament: When one vulnerable species stalks another

What can be done when one threatened animal kills another? Scientists studying critically endangered lemurs in Madagascar confronted this difficult reality when they witnessed attacks on lemurs by another vulnerable species, a carnivore called a fosa.....»»

Category: topSource:  physorgRelated NewsApr 20th, 2024

Reintroduced wolves kill four yearling cattle in latest of string of livestock attacks in Colorado

Wolves killed several yearling cattle in north-central Colorado this week, bringing the total number of wolf kills of livestock this month to six......»»

Category: topSource:  physorgRelated NewsApr 19th, 2024

LastPass users targeted in phishing attacks good enough to trick even the savvy

Campaign used email, SMS, and voice calls to trick targets into divulging master passwords. Enlarge (credit: Getty Images) Password-manager LastPass users were recently targeted by a convincing phishing campaign that use.....»»

Category: topSource:  arstechnicaRelated NewsApr 18th, 2024

Mobile genetic elements can inadvertently suppress bacterial immune systems, research reveals

Bacterial restriction-modification systems are responsible for protecting cells from foreign genetic material, for example, bacteriophages and plasmids. Immune systems require strict regulation, as bacteria, like humans, can have autoimmune reactions.....»»

Category: topSource:  physorgRelated NewsApr 18th, 2024

Soil bacteria link their life strategies to soil conditions: Study

Soil bacteria help regulate the cycling of carbon and nutrients on Earth. Over time, these bacteria have evolved strategies that determine where they live, what they do, and how they deal with a changing environment. However, microbiologists do not f.....»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

New class of antimicrobials discovered in soil bacteria

Researchers have discovered toxic protein particles, shaped like umbrellas, that soil bacteria known as Streptomyces secrete to squelch competitors, especially others of their own species......»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Climate change is wiping out rare bacteria in a "greening" Antarctica

Plenty is known about the existential threat of climate change to plants and animals. But by comparison, we know very little about how microorganisms will be affected by climate change......»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Improved mid-infrared nanoscopy enables 30 times clearer view of the insides of bacteria

A team at the University of Tokyo have constructed an improved mid-infrared microscope, enabling them to see the structures inside living bacteria at the nanometer scale. Mid-infrared microscopy is typically limited by its low resolution, especially.....»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Multi-drug resistant bacteria found on International Space Station mutate to become functionally distinct

Principal Investigator Dr. Kasthuri Venkateswaran of NASA's Jet Propulsion Laboratory led a team that studied 13 strains of the bacterial species Enterobacter bugandensis that were isolated from the International Space Station (ISS). E. bugandensis i.....»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Palo Alto firewalls: Public exploits, rising attacks, ineffective mitigation

While it initially seemed that protecting Palo Alto Network firewalls from attacks leveraging CVE-2024-3400 would be possible by disabling the devices’ telemetry, it has now been confirmed that this mitigation is ineffectual. “Device tele.....»»

Category: securitySource:  netsecurityRelated NewsApr 17th, 2024