Quick wins for a faster PC:
Repair Windows errors before they cause bigger problemsFix Now →Scan for outdated or missing drivers - takes under a minuteDriver Scan →Sometimes—but the fact that a ZIP extractor runs in a browser does not tell you whether it sends files to a server, and local processing does not make an archive trustworthy. Check the specific tool’s privacy and processing details, be cautious with unfamiliar archives, and treat extracted files as untrusted.
What “in the browser” does—and does not—tell you
A browser-based interface can be used by a tool that processes files locally or by a service that uploads them for server-side processing. The interface alone does not establish which happens. OWASP’s file-processing guidance identifies security risks but does not certify any particular browser extractor as local or safe.
If privacy matters, look for the tool’s documentation and privacy details explaining where processing occurs and whether files leave your device. Do not assume that a claim about client-side processing has been independently verified. Conversely, client-side JavaScript checks can be bypassed in a service that accepts uploads; that warning is not proof that a particular browser-only utility uploads files.
What can go wrong when extracting a ZIP?
Files written outside the intended folder
An archive can contain entry paths crafted with sequences such as ../. If extraction software does not validate or ignore those paths, files may be written outside the selected destination—a vulnerability commonly called ZIP Slip. OWASP’s file-upload testing guidance discusses this risk; its ASVS 5.0 file-handling requirements say server-side decompression should ignore user-provided path information.
Do these 3 things before closing this tab:
1Scan for outdated or missing drivers - takes under a minute2Repair Windows errors before they cause bigger problems3Fix the driver behind crashes, sound loss and screen glitches#1 Best Overall
- Read Before You Buy — No Video Output: These adapters support charging and USB 2.0 data transfer, but cannot transmit video signals. Except for standard USB webcams (which use USB data only), they are not compatible with HDMI/DisplayPort cables, video-capable USB-C hubs, or docking stations with video output.
- Convert USB-A Ports to USB-C: Designed to connect USB-C earphones, cables, flash drives, card readers, and other USB-C accessories to standard USB-A ports. Plug-and-play with no drivers or software required.
- Aluminum Alloy Housing: Built with a sturdy aluminum alloy shell that aids in heat dissipation and protects against daily wear and scratches. Designed to maintain a stable and secure connection.
- Compact & Travel-Friendly: The ultra-compact design allows the adapter to stay plugged into your device without blocking adjacent ports or adding bulk, reducing wear and tear on your original USB ports.
- 12-Month Warranty: Backed by a 12-month manufacturer warranty for peace of mind. Designed to meet strict quality control standards for reliable everyday performance.
Symlinks inside the archive
Symbolic links can point to locations outside an extraction folder. Risks arise if an extractor preserves or follows them without appropriate validation. OWASP ASVS advises rejecting compressed uploads containing symlinks unless they are specifically required and allowlisted.
Excessive resource use
A decompression bomb can expand into far more data than its compressed size suggests, consuming memory, storage, or processing capacity. A small-looking archive is not necessarily small to unpack. OWASP’s File Upload Cheat Sheet recommends limits that account for decompressed data and secure ZIP-size calculation.
Rank #2
- 5-in-1 USB-C Hub: Experience comprehensive connectivity featuring a Power Delivery input, two USB-A 2.0 ports, a USB-A 3.0 port, and an HDMI port. (Note: The USB-C power delivery input port is only for connecting an external wall charger to power your laptop and cannot power peripheral devices.)
- 90W Pass-Through Charging: Achieve optimal charging with 90W pass-through power to your laptop, supported by a total input of 100W, with the hub reserving 10W for operational efficiency. (Note: Wall charger not included.)
- Quick Data Transfers: Accelerate your productivity with rapid data transfers using a high-speed 5Gbps USB 3.0 port and two 480Mbps USB 2.0 ports.
- 4K HDMI Display: Enhance your visual experience with a hub capable of delivering 4K resolution at 30Hz in both mirror and extend modes. Please note that this hub is compatible with MacBook (macOS 12 and newer), Windows 10 and 11, ChromeOS, and laptops equipped with DP Alt Mode and Power Delivery. Note: This device is not compatible with Linux.
- What You Get: Anker USB-C Hub (5-in-1, 4K HDMI), welcome guide, 18-month warranty, and our friendly customer service.
Malicious files and vulnerable parsers
An archive can contain harmful files, and the software that parses archives can itself have vulnerabilities. Successful extraction does not mean the contents are safe. OWASP recommends antivirus or sandbox scanning when available as an added precaution, not as proof that files are harmless. Its guidance on malicious file uploads also discusses active content and parser risks.
How to handle an unfamiliar ZIP more safely
- Check the source. If you do not trust where the archive came from, avoid opening it if possible. A “.zip” extension alone does not establish that a file is benign or even that its contents are what you expect.
- Check the extractor. Prefer maintained software. If using a browser tool, read its documentation and privacy details to determine whether processing is local or server-side; do not infer this from the interface.
- Use a cautious destination. Extract into a new, dedicated folder rather than a location containing important files. Stop if the tool reports path or symlink warnings.
- Watch for abnormal behavior. Stop extraction if the archive expands unexpectedly or causes unusual memory, storage, or processing use. Do not override warnings just to complete the extraction.
- Inspect before opening. Treat extracted files as untrusted. Do not run programs, enable active content, or open unexpected files simply because extraction succeeded.
- Scan when appropriate. For work or other higher-risk files, use available antivirus or sandbox scanning before opening them. A clean scan is an additional check, not a guarantee.
What organizations and service operators should check
If your organization processes user-uploaded archives, do not rely on browser-side restrictions as a security boundary: client-side JavaScript checks can be bypassed. Apply controls on the processing side, including limits that account for decompressed size, safe handling of archive paths, and rejection of symlinks unless they are necessary and explicitly allowlisted. Keep archive-processing software maintained, and use scanning or sandboxing where appropriate. OWASP’s upload guidance covers size limits and secure ZIP handling, while ASVS 5.0 addresses decompression paths and symlinks.
Quick Recap
Best Value
- 5-in-1 Connectivity: Equipped with a 4K HDMI port, a 5 Gbps USB-C data port, two 5 Gbps USB-A ports, and a USB C 100W PD-IN port. Note: The USB C 100W PD-IN port supports only charging and does not support data transfer devices such as headphones or speakers.
- Powerful Pass-Through Charging: Supports up to 85W pass-through charging so you can power up your laptop while you use the hub. Note: Pass-through charging requires a charger (not included). Note: To achieve full power for iPad, we recommend using a 45W wall charger.
- Transfer Files in Seconds: Move files to and from your laptop at speeds of up to 5 Gbps via the USB-C and USB-A data ports. Note: The USB C 5Gbps Data port does not support video output.
- HD Display: Connect to the HDMI port to stream or mirror content to an external monitor in resolutions of up to 4K@30Hz. Note: The USB-C ports do not support video output.
- What You Get: Anker 332 USB-C Hub (5-in-1), welcome guide, our worry-free 18-month warranty, and friendly customer service.
Rank #4
- Dual Converters, Infinite Potential：Includes 2× USB C male to USB A female adapters and 2× USB A male to USB C female adapters. Perfect for a wide range of uses—tablets with Bluetooth keyboards, expand USB ports on macbook, and more. Two different converters for all your daily needs
- Next-Level 10Gbps & 3A Charging: No more slow 480Mbps, this usb to usb c adapter has a transfer speed of up to 10Gbps, allowing you to do more transferring in less time. This usb adapter fits both USB A and USB C charger, supporting up to 3A fast charging
- Upgraded Exquisite Craftsmanship: With an aluminum alloy housing and metal connector, the usbc to usb adapter is extremely durable and sturdy. Rigorously tested to withstand more than 10,000 times of plugging and unplugging, ensuring long-lasting performance
- Broad Compatible: The usb c to usb adapter widely supports all USB C/ USB A devices like laptops, tablets, cellphones, car chargers, and phone chargers. Such as compatible with MacBook Pro/Air 2023/2022, Thunderbolt 4/3 Devices,Apple MagSafe Watch 9/8/7/SE/Ultra, iPad Pro 2022/2021, Samsung Galaxy S23/S20/S10, and iPhone 17/16/15 Pro. Plug and play
- Please Note: To reach 10Gbps speed, keep the cable under 3.3 ft. For USB A Male to USB C adapters, try flipping the USB C connector. USB C Male to USB A adapters support bidirectional 10Gbps transfer within 3.3 ft
Rank #3
- Sleek 7-in-1 USB-C Hub: Features an HDMI port, two USB-A 3.0 ports, and a USB-C data port, each providing 5Gbps transfer speeds. It also includes a USB-C PD input port for charging up to 100W and dual SD and TF card slots, all in a compact design.
- Flawless 4K@60Hz Video with HDMI: Delivers exceptional clarity and smoothness with its 4K@60Hz HDMI port, making it ideal for high-definition presentations and entertainment. (Note: Only the HDMI port supports video projection; the USB-C port is for data transfer only.)
- Double Up on Efficiency: The two USB-A 3.0 ports and a USB-C port support a fast 5Gbps data rate, significantly boosting your transfer speeds and improving productivity.
- Fast and Reliable 85W Charging: Offers high-capacity, speedy charging for laptops up to 85W, so you spend less time tethered to an outlet and more time being productive.
- What You Get: Anker USB-C Hub (7-in-1), welcome guide, 18-month warranty, and our friendly customer service.
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