Response status code 403 is a denial of content status code which means the client is forbidden from seeing this content.
In web scraping, this can be caused by invalid HTTP request parameters like:
X-Requested-With, X-CSRF-Token, Origin or even Referer. It's important to match the values and header ordering as seen on the website.Alternatively, the scraper could be identified as a web scraper and 403 can mean the scraper is simply being blocked.
To prevent scrapers from being identified and blocked see our complete how to scrape without being blocked.
Repeated 403 status codes can lead to a complete scraper block, so these errors should be addressed ASAP.
In this article we'll take a look at a popular anti bot service Imperva Incapsula anti bot WAF. How does it detect web scrapers and bots and what can we do to prevent our scrapers from being detected?
In this article we'll take a look at a popular anti bot service Datadome Anti Bot firewall. How does it detect web scrapers and bots and what can we do to prevent our scrapers from being detected?
In this article we'll take a look at a popular anti bot service Akamai Bot Manager. How does it detect web scrapers and bots and what can we do to prevent our scrapers from being detected?
