Use Cases

Government Portal Automation with CAPTCHA Solving

Government websites use CAPTCHAs to protect forms, appointment booking systems, and public records portals. QA teams, civic tech developers, and legal professionals need automated access to test and operate these workflows efficiently.


Government CAPTCHAs by Category

Portal Category Common CAPTCHA Example Sites Use Case
Visa / immigration BLS, reCAPTCHA v2 BLS portals, USCIS Appointment booking
DMV / motor vehicles reCAPTCHA v2, image State DMV sites Registration renewal
Court records reCAPTCHA v2 PACER, state courts Case lookup
Permits / licenses Image CAPTCHA City permit portals Application filing
Tax portals reCAPTCHA v2 IRS, state tax sites Filing status checks
Public records Image CAPTCHA, reCAPTCHA County records Property/deed lookup

BLS Visa Appointment Automation

BLS portals use their own CAPTCHA system. CaptchaAI supports BLS CAPTCHAs with 100% accuracy:

import requests
import time
import base64

CAPTCHAAI_KEY = "YOUR_API_KEY"
CAPTCHAAI_URL = "https://ocr.captchaai.com"


def solve_bls_captcha(captcha_image_url, session):
    """Solve BLS-specific CAPTCHA."""
    # Download CAPTCHA image
    img_resp = session.get(captcha_image_url)
    img_b64 = base64.b64encode(img_resp.content).decode()

    resp = requests.post(f"{CAPTCHAAI_URL}/in.php", data={
        "key": CAPTCHAAI_KEY,
        "method": "base64",
        "body": img_b64,
        "json": 1,
    })
    task_id = resp.json()["request"]

    for _ in range(30):
        time.sleep(3)
        result = requests.get(f"{CAPTCHAAI_URL}/res.php", params={
            "key": CAPTCHAAI_KEY, "action": "get",
            "id": task_id, "json": 1,
        })
        data = result.json()
        if data["request"] != "CAPCHA_NOT_READY":
            return data["request"]

    raise TimeoutError("BLS CAPTCHA timeout")


class BLSAppointmentBooker:
    def __init__(self):
        self.session = requests.Session()
        self.session.headers.update({
            "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
            "AppleWebKit/537.36 Chrome/126.0.0.0 Safari/537.36",
        })

    def login(self, portal_url, email, password):
        """Login to BLS portal with CAPTCHA."""
        resp = self.session.get(portal_url)

        # Extract CAPTCHA image URL from page
        import re
        match = re.search(r'src="(/captcha[^"]+)"', resp.text)
        if match:
            captcha_url = portal_url.rstrip("/") + match.group(1)
            captcha_text = solve_bls_captcha(captcha_url, self.session)
        else:
            captcha_text = ""

        login_resp = self.session.post(portal_url, data={
            "email": email,
            "password": password,
            "captcha": captcha_text,
        })
        return login_resp.status_code == 200

    def check_appointment_slots(self, slots_url):
        """Check available appointment slots."""
        resp = self.session.get(slots_url)
        if resp.status_code == 200:
            return resp.json().get("available_slots", [])
        return []

    def book_slot(self, booking_url, slot_id, applicant_data):
        """Book an appointment slot, handling any CAPTCHA."""
        resp = self.session.get(booking_url)

        # Check for CAPTCHA on booking page
        import re
        match = re.search(r'src="(/captcha[^"]+)"', resp.text)
        if match:
            captcha_url = booking_url.rstrip("/") + match.group(1)
            captcha_text = solve_bls_captcha(captcha_url, self.session)
        else:
            captcha_text = ""

        resp = self.session.post(booking_url, data={
            "slot_id": slot_id,
            "captcha": captcha_text,
            **applicant_data,
        })

        return {
            "success": resp.status_code == 200,
            "confirmation": resp.json().get("confirmation_number"),
        }

Court Records Lookup

def solve_recaptcha(sitekey, pageurl):
    resp = requests.post(f"{CAPTCHAAI_URL}/in.php", data={
        "key": CAPTCHAAI_KEY,
        "method": "userrecaptcha",
        "googlekey": sitekey,
        "pageurl": pageurl,
        "json": 1,
    })
    task_id = resp.json()["request"]

    for _ in range(60):
        time.sleep(5)
        result = requests.get(f"{CAPTCHAAI_URL}/res.php", params={
            "key": CAPTCHAAI_KEY, "action": "get",
            "id": task_id, "json": 1,
        })
        data = result.json()
        if data["request"] != "CAPCHA_NOT_READY":
            return data["request"]
    raise TimeoutError("Timeout")


class CourtRecordSearcher:
    def __init__(self, proxy=None):
        self.session = requests.Session()
        if proxy:
            self.session.proxies = {"http": proxy, "https": proxy}
        self.session.headers.update({
            "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
            "AppleWebKit/537.36 Chrome/126.0.0.0 Safari/537.36",
        })

    def search_cases(self, court_url, search_params, sitekey):
        """Search court records with reCAPTCHA handling."""
        # Load search page
        self.session.get(court_url)

        # Solve CAPTCHA
        token = solve_recaptcha(sitekey, court_url)

        # Submit search with token
        resp = self.session.post(court_url, data={
            **search_params,
            "g-recaptcha-response": token,
        })

        if resp.status_code == 200:
            return self._parse_results(resp.text)
        return []

    def _parse_results(self, html):
        from bs4 import BeautifulSoup
        soup = BeautifulSoup(html, "html.parser")
        cases = []
        for row in soup.select("table.results tr")[1:]:
            cols = row.select("td")
            if len(cols) >= 4:
                cases.append({
                    "case_number": cols[0].get_text(strip=True),
                    "parties": cols[1].get_text(strip=True),
                    "date": cols[2].get_text(strip=True),
                    "status": cols[3].get_text(strip=True),
                })
        return cases

Image CAPTCHA on Permit Portals

Many city and county portals use simple image CAPTCHAs:

def solve_image_captcha(image_url, session):
    """Solve image-based CAPTCHA common on local government sites."""
    img = session.get(image_url)
    img_b64 = base64.b64encode(img.content).decode()

    resp = requests.post(f"{CAPTCHAAI_URL}/in.php", data={
        "key": CAPTCHAAI_KEY,
        "method": "base64",
        "body": img_b64,
        "json": 1,
    })
    task_id = resp.json()["request"]

    for _ in range(20):
        time.sleep(3)
        result = requests.get(f"{CAPTCHAAI_URL}/res.php", params={
            "key": CAPTCHAAI_KEY, "action": "get",
            "id": task_id, "json": 1,
        })
        data = result.json()
        if data["request"] != "CAPCHA_NOT_READY":
            return data["request"]

    raise TimeoutError("Image CAPTCHA timeout")

Public Records Batch Lookup

import csv


def batch_property_lookup(addresses, portal_url, sitekey, output_file):
    """Look up multiple property records, solving CAPTCHA per batch."""
    session = requests.Session()
    session.headers.update({
        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
        "AppleWebKit/537.36 Chrome/126.0.0.0 Safari/537.36",
    })

    results = []
    for i, address in enumerate(addresses):
        try:
            # Solve CAPTCHA every 5th request (or when required)
            if i % 5 == 0:
                token = solve_recaptcha(sitekey, portal_url)

            resp = session.post(portal_url, data={
                "address": address,
                "g-recaptcha-response": token,
            })

            if resp.status_code == 200:
                results.append({
                    "address": address,
                    "data": resp.json(),
                })

            time.sleep(3)  # Be respectful

        except Exception as e:
            results.append({"address": address, "error": str(e)})

    # Save results
    with open(output_file, "w", newline="") as f:
        writer = csv.DictWriter(f, fieldnames=["address", "data", "error"])
        writer.writeheader()
        writer.writerows(results)

    return results

Session Management Tips

Government portals often have short session timeouts:

Portal Type Session Timeout Recommendation
Visa portals 5-10 min Complete flow quickly
DMV sites 15 min Refresh session cookie midway
Court records 20-30 min Batch searches in groups
Tax portals 10-15 min Use sticky proxy, same IP
Permit apps 30 min Save progress at each step

Troubleshooting

Issue Cause Fix
CAPTCHA image not loading Session cookie expired Start fresh session
"Session expired" during form Took too long to solve Pre-solve or use faster solving
Wrong CAPTCHA answer Distorted image Report bad image via API
Portal blocks automation IP/UA detection Use residential proxy + real UA
Form validation error after CAPTCHA Server-side token expired Solve CAPTCHA immediately before submit

FAQ

Automating your own forms and data lookup is generally permitted. QA testing for civic tech applications is a common legitimate use. Always check the specific portal's terms of service.

Which CAPTCHA type is most common on government sites?

Image CAPTCHAs and reCAPTCHA v2. Government sites often lag behind in CAPTCHA technology, making them simpler to solve.

Can CaptchaAI solve BLS CAPTCHAs?

Yes — CaptchaAI supports BLS CAPTCHAs with 100% accuracy rate using the method=bls parameter for direct solving, or method=base64 for image-based solving.

How do I handle multi-step government forms?

Use sticky proxy sessions to maintain the same IP throughout the form. Government portals often validate IP consistency between form pages.



Automate government portal workflows — get your CaptchaAI key for reliable CAPTCHA solving.

Discussions (0)

No comments yet.

Related Posts

Use Cases Insurance Quote Comparison Automation with CAPTCHA Handling
Automate insurance quote comparison across carriers with Captcha AI handling re CAPTCHA and image challenges on quote forms.

Automate insurance quote comparison across carriers with Captcha AI handling re CAPTCHA and image challenges o...

Automation Python reCAPTCHA v2
Feb 28, 2026
Tutorials Pytest Fixtures for CaptchaAI API Testing
Build reusable pytest fixtures to test CAPTCHA-solving workflows with Captcha AI.

Build reusable pytest fixtures to test CAPTCHA-solving workflows with Captcha AI. Covers mocking, live integra...

Automation Python reCAPTCHA v2
Apr 08, 2026
Use Cases Automated Form Submission with CAPTCHA Handling
Complete guide to automating web form submissions that include CAPTCHA challenges — re CAPTCHA, Turnstile, and image CAPTCHAs with Captcha AI.

Complete guide to automating web form submissions that include CAPTCHA challenges — re CAPTCHA, Turnstile, and...

Python reCAPTCHA v2 Cloudflare Turnstile
Mar 21, 2026
Use Cases Multi-Step Checkout Automation with CAPTCHA Solving
Automate multi-step e-commerce checkout flows that include CAPTCHA challenges at cart, payment, or confirmation stages using Captcha AI.

Automate multi-step e-commerce checkout flows that include CAPTCHA challenges at cart, payment, or confirmatio...

Automation Python reCAPTCHA v2
Mar 21, 2026
Tutorials CAPTCHA Solving Fallback Chains
Implement fallback chains for CAPTCHA solving with Captcha AI.

Implement fallback chains for CAPTCHA solving with Captcha AI. Cascade through solver methods, proxy pools, an...

Automation Python reCAPTCHA v2
Apr 06, 2026
API Tutorials CaptchaAI API Latency Optimization: Faster Solves
Reduce CAPTCHA solve latency with Captcha AI by optimizing poll intervals, connection pooling, prefetching, and proxy selection.

Reduce CAPTCHA solve latency with Captcha AI by optimizing poll intervals, connection pooling, prefetching, an...

Automation Python reCAPTCHA v2
Feb 27, 2026
API Tutorials Building a Python Wrapper Library for CaptchaAI API
Build a reusable Python wrapper library for the Captcha AI API with type hints, retry logic, context managers, and support for CAPTCHA types.

Build a reusable Python wrapper library for the Captcha AI API with type hints, retry logic, context managers,...

Automation Python reCAPTCHA v2
Jan 31, 2026
Troubleshooting CaptchaAI Wrong CAPTCHA Type Error: How to Fix
Fix wrong CAPTCHA type errors when using Captcha AI.

Fix wrong CAPTCHA type errors when using Captcha AI. Learn how to identify the correct CAPTCHA type on a page...

Automation Python reCAPTCHA v2
Feb 28, 2026
Tutorials Build an Automated Testing Pipeline with CaptchaAI
Build a CI/CD testing pipeline that uses Captcha AI to handle CAPTCHAs in end-to-end tests.

Build a CI/CD testing pipeline that uses Captcha AI to handle CAPTCHAs in end-to-end tests. Covers pytest inte...

Automation Python reCAPTCHA v2
Jan 16, 2026
API Tutorials PowerShell + CaptchaAI: Windows Automation CAPTCHA Solving
Complete guide to solving re CAPTCHA, Turnstile, and image CAPTCHAs in Power Shell using Captcha AI's HTTP API with Invoke-Rest Method and Invoke-Web Request.

Complete guide to solving re CAPTCHA, Turnstile, and image CAPTCHAs in Power Shell using Captcha AI's HTTP API...

Automation reCAPTCHA v2 Cloudflare Turnstile
Jan 28, 2026
Use Cases Retail Site Data Collection with CAPTCHA Handling
Amazon uses image CAPTCHAs to block automated access.

Amazon uses image CAPTCHAs to block automated access. When you hit their anti-bot threshold, you'll see a page...

Web Scraping Image OCR
Apr 07, 2026
Use Cases CAPTCHA Solving in Ticket Purchase Automation
How to handle CAPTCHAs on ticketing platforms Ticketmaster, AXS, and event sites using Captcha AI for automated purchasing workflows.

How to handle CAPTCHAs on ticketing platforms Ticketmaster, AXS, and event sites using Captcha AI for automate...

Automation Python reCAPTCHA v2
Feb 25, 2026
Use Cases Event Ticket Monitoring with CAPTCHA Handling
Build an event ticket availability monitor that handles CAPTCHAs using Captcha AI.

Build an event ticket availability monitor that handles CAPTCHAs using Captcha AI. Python workflow for checkin...

Automation Python reCAPTCHA v2
Jan 17, 2026