Bot signature update for May 2026
Updated signatures rules are generated for the bots identified in the week 2026-05-25. You can download and configure these signature rules to protect your appliance from bot attacks.
Bot signature version
Signature version 28 applicable for NetScaler® platforms running on the following versions:
- 13.1-61.23 or later
- 14.1 56.74 or later
New bot signatures in this version
Following is a list of bot signature rule IDs, category and its type.
| Bot signature ID | Bot Category | Bot Type |
|---|---|---|
| 5152 | Scraper | Bad Bot |
| 5153 | Scraper | Bad Bot |
| 5154 | Speed Tester | Good Bot |
| 5155 | Scraper | Bad Bot |
| 5156 | Scraper | Bad Bot |
| 5157 | Scraper | Bad Bot |
| 5158 | Scraper | Bad Bot |
| 5159 | Scraper | Bad Bot |
| 5160 | Scraper | Bad Bot |
Updated bot signatures in this version
Following is a list of bot signature rule IDs, category and its type.
| Bot signature ID | Bot Category | Bot Type |
|---|---|---|
| 378 | Scraper | Good Bot |
| 382 | Scraper | Good Bot |
| 3798 | Marketing | Good Bot |
| 3833 | Search Engine | Good Bot |
| 4377 | Crawler | Good Bot |
| 4452 | Search Engine | Good Bot |
| 4503 | Marketing | Good Bot |
| 4922 | Crawler | Good Bot |
| 4923 | Search Engine | Good Bot |
| 4936 | Uncategorized | Good Bot |
| 5075 | Uncategorized | Good Bot |
Bot signature update for May 2026
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